diff --git a/Android.bp b/Android.bp
index 76e910f..a06d5ef 100644
--- a/Android.bp
+++ b/Android.bp
@@ -22,7 +22,6 @@
         "telephony-common",
         "voip-common",
         "ims-common",
-        "org.apache.http.legacy",
         "libprotobuf-java-lite",
         "unsupportedappusage",
     ],
@@ -32,10 +31,10 @@
         "androidx.preference_preference",
         "androidx.recyclerview_recyclerview",
         "androidx.legacy_legacy-preference-v14",
-        "guava",
-        "volley",
         "android-support-annotations",
         "com.android.phone.common-lib",
+        "guava",
+        "PlatformProperties",
     ],
 
     srcs: [
@@ -79,4 +78,4 @@
     proto: {
         type: "lite",
     },
-}
\ No newline at end of file
+}
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 34c67a4..98d1919 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -34,7 +34,6 @@
     <protected-broadcast android:name="android.intent.action.ANY_DATA_STATE" />
     <protected-broadcast android:name="android.intent.action.DATA_STALL_DETECTED" />
     <protected-broadcast android:name="android.intent.action.SIM_STATE_CHANGED" />
-    <protected-broadcast android:name="android.telephony.action.NETWORK_SET_TIME" />
     <protected-broadcast android:name="com.android.internal.intent.action.ACTION_SHOW_NOTICE_ECM_BLOCK_OTHERS" />
     <protected-broadcast android:name="android.intent.action.ACTION_MDN_STATE_CHANGED" />
     <protected-broadcast android:name="android.provider.Telephony.SPN_STRINGS_UPDATED" />
@@ -76,7 +75,7 @@
     <protected-broadcast android:name= "com.android.imsconnection.DISCONNECTED" />
     <protected-broadcast android:name= "com.android.intent.action.IMS_FEATURE_CHANGED" />
     <protected-broadcast android:name= "com.android.intent.action.IMS_CONFIG_CHANGED" />
-    <protected-broadcast android:name= "com.android.ims.REGISTRATION_ERROR" />
+    <protected-broadcast android:name= "android.telephony.ims.action.WFC_IMS_REGISTRATION_ERROR" />
     <protected-broadcast android:name= "com.android.phone.vvm.omtp.sms.REQUEST_SENT" />
     <protected-broadcast android:name= "com.android.phone.vvm.ACTION_VISUAL_VOICEMAIL_SERVICE_EVENT" />
     <protected-broadcast android:name= "com.android.internal.telephony.CARRIER_VVM_PACKAGE_INSTALLED" />
@@ -508,7 +507,7 @@
 
         <receiver android:name="com.android.services.telephony.sip.SipIncomingCallReceiver">
             <intent-filter>
-                <action android:name="com.android.phone.SIP_INCOMING_CALL" />
+                <action android:name="android.net.sip.action.SIP_INCOMING_CALL" />
             </intent-filter>
         </receiver>
 
@@ -539,6 +538,12 @@
                 android:uiOptions="splitActionBarWhenNarrow">
         </activity>
 
+        <service android:name="com.android.services.telephony.sip.components.TelephonySipService">
+            <intent-filter>
+                <action android:name="android.net.sip.action.START_SIP" />
+            </intent-filter>
+        </service>
+
         <!-- End SIP -->
 
         <activity android:name="MMIDialogActivity"
@@ -631,5 +636,33 @@
                 <action android:name="android.telephony.data.DataService" />
             </intent-filter>
         </service>
+
+        <provider
+            android:name="ServiceStateProvider"
+            android:authorities="service-state"
+            android:exported="true"
+            android:multiprocess="false"
+            android:singleUser="true"
+            android:writePermission="android.permission.MODIFY_PHONE_STATE"/>
+
+        <activity
+            android:name=".settings.RadioInfo"
+            android:label="@string/phone_info_label"
+            android:theme="@style/Theme.AppCompat.DayNight">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.DEVELOPMENT_PREFERENCE" />
+            </intent-filter>
+        </activity>
+
+        <activity android:name=".settings.BandMode"
+                  android:label="@string/band_mode_title"
+                  android:theme="@style/Theme.AppCompat.DayNight">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="android.intent.category.VOICE_LAUNCH" />
+            </intent-filter>
+        </activity>
     </application>
 </manifest>
diff --git a/OWNERS b/OWNERS
index 5be6fe5..849347f 100644
--- a/OWNERS
+++ b/OWNERS
@@ -11,4 +11,5 @@
 shuoq@google.com
 paulye@google.com
 nazaninb@google.com
-sarahchin@google.com
\ No newline at end of file
+sarahchin@google.com
+dbright@google.com
diff --git a/res/layout/emergency_dialer.xml b/res/layout/emergency_dialer.xml
index d14a679..ab32c62 100644
--- a/res/layout/emergency_dialer.xml
+++ b/res/layout/emergency_dialer.xml
@@ -58,8 +58,6 @@
         android:accessibilityPaneTitle="@string/pane_title_emergency_dialpad"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:paddingLeft="36dp"
-        android:paddingRight="36dp"
         android:paddingBottom="@dimen/dialpad_bottom_padding"
         android:visibility="visible">
         <LinearLayout
@@ -73,6 +71,7 @@
                 android:id="@+id/emergency_action_group"
                 android:layout_height="64dp"
                 android:layout_width="match_parent"
+                android:layout_marginHorizontal="36dp"
                 android:layout_marginTop="16dp"
                 android:layout_marginBottom="24dp">
 
@@ -155,8 +154,14 @@
                 </FrameLayout>
 
             </com.android.phone.EmergencyActionGroup>
-
+            <Space
+                android:id="@+id/emergency_info_dialpad_spacer"
+                android:layout_width="match_parent"
+                android:layout_height="0dp"
+                android:layout_weight="1"/>
             <include layout="@layout/dialpad_view_unthemed"
+                     android:layout_height="wrap_content"
+                     android:layout_width="match_parent"
                      android:theme="?attr/dialpadTheme" />
 
         </LinearLayout>
diff --git a/res/values-af/config.xml b/res/values-af/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-af/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-am/config.xml b/res/values-am/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-am/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-ar/config.xml b/res/values-ar/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-ar/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-as/config.xml b/res/values-as/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-as/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-az/config.xml b/res/values-az/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-az/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-b+sr+Latn/config.xml b/res/values-b+sr+Latn/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-b+sr+Latn/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-be/config.xml b/res/values-be/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-be/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-bg/config.xml b/res/values-bg/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-bg/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-bn/config.xml b/res/values-bn/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-bn/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-bs/config.xml b/res/values-bs/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-bs/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-ca/config.xml b/res/values-ca/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-ca/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-cs/config.xml b/res/values-cs/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-cs/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-da/config.xml b/res/values-da/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-da/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-de/config.xml b/res/values-de/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-de/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-el/config.xml b/res/values-el/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-el/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-en-rAU/config.xml b/res/values-en-rAU/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-en-rAU/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-en-rCA/config.xml b/res/values-en-rCA/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-en-rCA/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-en-rGB/config.xml b/res/values-en-rGB/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-en-rGB/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-en-rIN/config.xml b/res/values-en-rIN/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-en-rIN/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-en-rXC/config.xml b/res/values-en-rXC/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-en-rXC/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-es-rUS/config.xml b/res/values-es-rUS/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-es-rUS/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-es/config.xml b/res/values-es/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-es/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-et/config.xml b/res/values-et/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-et/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-eu/config.xml b/res/values-eu/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-eu/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-fa/config.xml b/res/values-fa/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-fa/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-fi/config.xml b/res/values-fi/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-fi/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-fr-rCA/config.xml b/res/values-fr-rCA/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-fr-rCA/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-fr/config.xml b/res/values-fr/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-fr/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-gl/config.xml b/res/values-gl/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-gl/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-gu/config.xml b/res/values-gu/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-gu/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-h500dp/dimens.xml b/res/values-h500dp/dimens.xml
index 2c7c797..d74f0a1 100644
--- a/res/values-h500dp/dimens.xml
+++ b/res/values-h500dp/dimens.xml
@@ -16,5 +16,5 @@
   -->
 
 <resources>
-    <dimen name="dialpad_bottom_padding">36dp</dimen>
+    <dimen name="dialpad_bottom_padding">16dp</dimen>
 </resources>
\ No newline at end of file
diff --git a/res/values-hi/config.xml b/res/values-hi/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-hi/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-hr/config.xml b/res/values-hr/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-hr/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-hu/config.xml b/res/values-hu/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-hu/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-hy/config.xml b/res/values-hy/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-hy/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-in/config.xml b/res/values-in/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-in/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-is/config.xml b/res/values-is/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-is/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-it/config.xml b/res/values-it/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-it/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-iw/config.xml b/res/values-iw/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-iw/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-ja/config.xml b/res/values-ja/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-ja/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-ka/config.xml b/res/values-ka/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-ka/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-kk/config.xml b/res/values-kk/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-kk/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-km/config.xml b/res/values-km/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-km/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-kn/config.xml b/res/values-kn/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-kn/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-ko/config.xml b/res/values-ko/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-ko/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-ky/config.xml b/res/values-ky/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-ky/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-lo/config.xml b/res/values-lo/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-lo/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-lt/config.xml b/res/values-lt/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-lt/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-lv/config.xml b/res/values-lv/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-lv/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-mk/config.xml b/res/values-mk/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-mk/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-ml/config.xml b/res/values-ml/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-ml/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-mn/config.xml b/res/values-mn/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-mn/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-mr/config.xml b/res/values-mr/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-mr/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-ms/config.xml b/res/values-ms/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-ms/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-my/config.xml b/res/values-my/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-my/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-nb/config.xml b/res/values-nb/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-nb/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-ne/config.xml b/res/values-ne/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-ne/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-nl/config.xml b/res/values-nl/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-nl/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-or/config.xml b/res/values-or/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-or/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-pa/config.xml b/res/values-pa/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-pa/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-pl/config.xml b/res/values-pl/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-pl/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-pt-rPT/config.xml b/res/values-pt-rPT/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-pt-rPT/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-pt/config.xml b/res/values-pt/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-pt/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-ro/config.xml b/res/values-ro/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-ro/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-ru/config.xml b/res/values-ru/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-ru/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-si/config.xml b/res/values-si/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-si/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-sk/config.xml b/res/values-sk/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-sk/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-sl/config.xml b/res/values-sl/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-sl/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-sq/config.xml b/res/values-sq/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-sq/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-sr/config.xml b/res/values-sr/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-sr/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-sv/config.xml b/res/values-sv/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-sv/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-sw/config.xml b/res/values-sw/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-sw/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-ta/config.xml b/res/values-ta/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-ta/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-te/config.xml b/res/values-te/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-te/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-th/config.xml b/res/values-th/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-th/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-tl/config.xml b/res/values-tl/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-tl/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-tr/config.xml b/res/values-tr/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-tr/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-uk/config.xml b/res/values-uk/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-uk/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-ur/config.xml b/res/values-ur/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-ur/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-uz/config.xml b/res/values-uz/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-uz/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-vi/config.xml b/res/values-vi/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-vi/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-zh-rCN/config.xml b/res/values-zh-rCN/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-zh-rCN/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-zh-rHK/config.xml b/res/values-zh-rHK/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-zh-rHK/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-zh-rTW/config.xml b/res/values-zh-rTW/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-zh-rTW/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values-zu/config.xml b/res/values-zu/config.xml
deleted file mode 100644
index 509a3c8..0000000
--- a/res/values-zu/config.xml
+++ /dev/null
@@ -1,28 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--  Copyright (C) 2009 The Android Open Source Project
-
-     Licensed under the Apache License, Version 2.0 (the "License");
-     you may not use this file except in compliance with the License.
-     You may obtain a copy of the License at
-
-          http://www.apache.org/licenses/LICENSE-2.0
-
-     Unless required by applicable law or agreed to in writing, software
-     distributed under the License is distributed on an "AS IS" BASIS,
-     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-     See the License for the specific language governing permissions and
-     limitations under the License.
- -->
-
-<!--  NOTE: Many variables that used to be in this file have been migrated to
-     CarrierConfigManager.java. Please consider whether new variables belong
-     there before adding to this file. Variables here should be more closely
-     related to devices than to networks.  -->
-
-<!--  Phone app resources that may need to be customized
-     for different hardware or product builds.  -->
-
-<resources xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="system_visual_voicemail_client" msgid="1787338073957698459"></string>
-</resources>
diff --git a/res/values/config.xml b/res/values/config.xml
index 8c36b1a..d4e4c79 100644
--- a/res/values/config.xml
+++ b/res/values/config.xml
@@ -209,7 +209,7 @@
 
     <!-- The package to handle visual voicemail if the default dialer or the package
     CarrierConfigManager.KEY_CARRIER_VVM_PACKAGE_NAME_STRING does not handle it -->
-    <string name="system_visual_voicemail_client"></string>
+    <string name="system_visual_voicemail_client" translatable="false"/>
 
     <!-- Flag to enable VVM3 visual voicemail. VVM3 is used by Verizon Wireless. -->
     <bool name="vvm3_enabled">false</bool>
@@ -236,10 +236,10 @@
     <bool name="config_support_rtt">false</bool>
 
     <!-- String indicating the package name of the device ImsService implementation for MMTEL. -->
-    <string name="config_ims_mmtel_package"></string>
+    <string name="config_ims_mmtel_package" translatable="false"/>
 
     <!-- String indicating the package name of the device ImsService implementation for RCS. -->
-    <string name="config_ims_rcs_package"></string>
+    <string name="config_ims_rcs_package" translatable="false"/>
 
     <!-- The package name for the platform number verification supplier app. -->
     <string name="platform_number_verification_package" translatable="false"></string>
@@ -257,6 +257,14 @@
          audio stream which the remote party will be able to hear. -->
     <bool name="config_support_telephony_audio_device">false</bool>
 
+    <string-array translatable="false" name="config_volte_provision_error_on_publish_response">
+        <item>403 not authorized for presence</item>
+    </string-array>
+
+    <string-array translatable="false" name="config_rcs_provision_error_on_publish_response">
+        <item>404 not found</item>
+    </string-array>
+
     <!-- The country list that shortcut view can be enabled. -->
     <string-array name="config_countries_to_enable_shortcut_view" translatable="false">
     </string-array>
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 6ac95c3..39daea8 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -1843,8 +1843,6 @@
     <string name="messageCallBarring">Enter password</string>
     <!-- Call barring settings screen, section heading -->
     <string name="call_barring_settings">Call barring settings</string>
-    <!-- Call barring settings screen, deactivate all call barring settings -->
-    <string name="call_barring_deactivate_all_no_password">Deactivate all call barring settings?</string>
     <!-- In-call screen: error message shown when the user attempts to place a call, but the network
          does not have enough resources (e.g. it is busy) and the call cannot be placed. -->
     <string name="callFailed_NetworkBusy">Network is busy.  Please try your call again later.</string>
diff --git a/res/values/styles.xml b/res/values/styles.xml
index d131bd8..e8a0bed 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -260,7 +260,7 @@
         <item name="android:navigationBarColor">@android:color/transparent</item>
         <item name="android:homeAsUpIndicator">@drawable/ic_back_arrow</item>
         <item name="emergencyButtonBackgroundColor">#3cffffff</item>
-        <item name="dialpadTheme">@style/Dialpad_DarkTransparent</item>
+        <item name="dialpadTheme">@style/Dialpad_DarkTransparent.Emergency</item>
     </style>
 
     <style name="EmergencyDialerThemeDark" parent="@style/EmergencyDialerTheme">
@@ -268,7 +268,15 @@
         <item name="android:textColor">?android:attr/textColorPrimaryInverse</item>
         <item name="emergencyButtonBackgroundColor">#19414549</item>
         <item name="android:colorControlHighlight">#40000000</item>
-        <item name="dialpadTheme">@style/Dialpad_LightTransparent</item>
+        <item name="dialpadTheme">@style/Dialpad_LightTransparent.Emergency</item>
+    </style>
+
+    <style name="Dialpad_LightTransparent.Emergency">
+        <item name="dialpad_delete_padding">16dp</item>
+    </style>
+
+    <style name="Dialpad_DarkTransparent.Emergency">
+        <item name="dialpad_delete_padding">16dp</item>
     </style>
 
     <style name="EmergencyDialerAlertDialogTheme"
diff --git a/sip/src/com/android/services/telephony/sip/SipSettings.java b/sip/src/com/android/services/telephony/sip/SipSettings.java
index ded16df..700fe81 100644
--- a/sip/src/com/android/services/telephony/sip/SipSettings.java
+++ b/sip/src/com/android/services/telephony/sip/SipSettings.java
@@ -42,6 +42,7 @@
 import com.android.phone.R;
 
 import java.io.IOException;
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.Comparator;
 import java.util.LinkedHashMap;
@@ -238,7 +239,7 @@
     }
 
     private void processActiveProfilesFromSipService() {
-        SipProfile[] activeList = {};
+        List<SipProfile> activeList = new ArrayList<>();
         try {
             activeList = mSipManager.getListOfProfiles();
         } catch (SipException e) {
diff --git a/sip/src/com/android/services/telephony/sip/SipUtil.java b/sip/src/com/android/services/telephony/sip/SipUtil.java
index ff38754..828174e 100644
--- a/sip/src/com/android/services/telephony/sip/SipUtil.java
+++ b/sip/src/com/android/services/telephony/sip/SipUtil.java
@@ -29,12 +29,11 @@
 import android.telecom.PhoneAccount;
 import android.telecom.PhoneAccountHandle;
 import android.telecom.TelecomManager;
+import android.telephony.TelephonyManager;
 import android.text.TextUtils;
 import android.util.Log;
 
 import com.android.phone.PhoneGlobals;
-import com.android.phone.R;
-import com.android.server.sip.SipService;
 
 import java.io.IOException;
 import java.util.ArrayList;
@@ -46,6 +45,7 @@
             "com.android.services.telephony.sip.incoming_call_intent";
     static final String EXTRA_PHONE_ACCOUNT =
             "com.android.services.telephony.sip.phone_account";
+    static final String PHONE_PACKAGE = "com.android.phone";
 
     private SipUtil() {
     }
@@ -53,9 +53,9 @@
     public static boolean isVoipSupported(Context context) {
         return SipManager.isVoipSupported(context) &&
                 context.getResources().getBoolean(
-                        com.android.internal.R.bool.config_built_in_sip_phone) &&
-                context.getResources().getBoolean(
-                        com.android.internal.R.bool.config_voice_capable);
+                        com.android.internal.R.bool.config_built_in_sip_phone)
+                && ((TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE))
+                        .isVoiceCapable();
     }
 
     static PendingIntent createIncomingCallPendingIntent(
@@ -190,7 +190,10 @@
         // Migrate SIP database from DE->CE storage if the device has just upgraded.
         possiblyMigrateSipDb(phoneGlobalsContext);
         // Wait until boot complete to start SIP so that it has access to CE storage.
-        SipService.start(phoneGlobalsContext);
+        Intent startSipIntent = new Intent();
+        startSipIntent.setAction(SipManager.ACTION_START_SIP);
+        startSipIntent.setPackage(PHONE_PACKAGE);
+        phoneGlobalsContext.startService(startSipIntent);
     }
 
     /**
diff --git a/sip/src/com/android/services/telephony/sip/components/TelephonySipService.java b/sip/src/com/android/services/telephony/sip/components/TelephonySipService.java
new file mode 100644
index 0000000..5b863b1
--- /dev/null
+++ b/sip/src/com/android/services/telephony/sip/components/TelephonySipService.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.services.telephony.sip.components;
+
+import android.app.Service;
+import android.content.Intent;
+import android.net.sip.SipManager;
+import android.os.IBinder;
+
+import com.android.server.sip.SipService;
+
+/**
+ * This class represents telephony SIP service which handle start SIP service requests from
+ * Telephony.
+ */
+public class TelephonySipService extends Service {
+    @Override
+    public int onStartCommand(Intent intent, int flags, int startId) {
+        if ((intent != null)
+                && SipManager.ACTION_START_SIP.equals(intent.getAction())) {
+            SipService.start(this);
+        }
+        return START_STICKY;
+    }
+
+    @Override
+    public IBinder onBind(Intent intent) {
+        return null;
+    }
+}
diff --git a/src/com/android/phone/CallBarringDeselectAllPreference.java b/src/com/android/phone/CallBarringDeselectAllPreference.java
index e9310f8..7191937 100644
--- a/src/com/android/phone/CallBarringDeselectAllPreference.java
+++ b/src/com/android/phone/CallBarringDeselectAllPreference.java
@@ -19,12 +19,9 @@
 import android.content.Context;
 import android.os.Bundle;
 import android.util.AttributeSet;
-import android.util.Log;
 import android.view.View;
 import android.widget.EditText;
 
-import com.android.internal.telephony.Phone;
-import com.android.internal.telephony.imsphone.ImsPhone;
 import com.android.phone.settings.fdn.EditPinPreference;
 
 /**
@@ -34,9 +31,6 @@
     private static final String LOG_TAG = "CallBarringDeselectAllPreference";
     private static final boolean DBG = (PhoneGlobals.DBG_LEVEL >= 2);
 
-    private boolean mShowPassword;
-    private Phone mPhone;
-
     /**
      * CallBarringDeselectAllPreference constructor.
      *
@@ -49,28 +43,10 @@
 
     @Override
     protected void showDialog(Bundle state) {
-        // Finds out if the password field should be shown or not.
-        ImsPhone imsPhone = mPhone != null ? (ImsPhone) mPhone.getImsPhone() : null;
-        mShowPassword = !(imsPhone != null && imsPhone.isUtEnabled());
-
-        // Selects dialog message depending on if the password field is shown or not.
-        setDialogMessage(getContext().getString(mShowPassword
-                ? R.string.messageCallBarring : R.string.call_barring_deactivate_all_no_password));
-
-        if (DBG) {
-            Log.d(LOG_TAG, "showDialog: mShowPassword: " + mShowPassword);
-        }
-
+        setDialogMessage(getContext().getString(R.string.messageCallBarring));
         super.showDialog(state);
     }
 
-    void init(Phone phone) {
-        if (DBG) {
-            Log.d(LOG_TAG, "init: phoneId = " + phone.getPhoneId());
-        }
-        mPhone = phone;
-    }
-
     @Override
     protected void onBindDialogView(View view) {
         super.onBindDialogView(view);
@@ -78,20 +54,7 @@
         final EditText editText = (EditText) view.findViewById(android.R.id.edit);
         if (editText != null) {
             // Hide the input-text-line if the password is not shown.
-            editText.setVisibility(mShowPassword ? View.VISIBLE : View.GONE);
+            editText.setVisibility(View.VISIBLE);
         }
     }
-
-    @Override
-    protected boolean needInputMethod() {
-        // Input method should only be displayed if the password-field is shown.
-        return mShowPassword;
-    }
-
-    /**
-     * Returns whether the password field is shown.
-     */
-    boolean isPasswordShown() {
-        return mShowPassword;
-    }
 }
diff --git a/src/com/android/phone/CallBarringEditPreference.java b/src/com/android/phone/CallBarringEditPreference.java
index edff1e3..4541926 100644
--- a/src/com/android/phone/CallBarringEditPreference.java
+++ b/src/com/android/phone/CallBarringEditPreference.java
@@ -38,7 +38,6 @@
 import com.android.internal.telephony.CommandException;
 import com.android.internal.telephony.Phone;
 import com.android.internal.telephony.PhoneFactory;
-import com.android.internal.telephony.imsphone.ImsPhone;
 import com.android.phone.settings.fdn.EditPinPreference;
 
 import java.lang.ref.WeakReference;
@@ -57,10 +56,7 @@
     private CharSequence mDisableText;
     private CharSequence mSummaryOn;
     private CharSequence mSummaryOff;
-    private CharSequence mDialogMessageEnabled;
-    private CharSequence mDialogMessageDisabled;
     private int mButtonClicked;
-    private boolean mShowPassword;
     private final MyHandler mHandler = new MyHandler(this);
     private Phone mPhone;
     private TimeConsumingPreferenceListener mTcpListener;
@@ -77,9 +73,9 @@
         super(context, attrs);
         // Get the summary settings, use CheckBoxPreference as the standard.
         TypedArray typedArray = context.obtainStyledAttributes(attrs,
-                android.R.styleable.CheckBoxPreference, 0, 0);
-        mSummaryOn = typedArray.getString(android.R.styleable.CheckBoxPreference_summaryOn);
-        mSummaryOff = typedArray.getString(android.R.styleable.CheckBoxPreference_summaryOff);
+                R.styleable.CheckBoxPreference, 0, 0);
+        mSummaryOn = typedArray.getString(R.styleable.CheckBoxPreference_summaryOn);
+        mSummaryOff = typedArray.getString(R.styleable.CheckBoxPreference_summaryOff);
         mDisableText = context.getText(R.string.disable);
         mEnableText = context.getText(R.string.enable);
         typedArray.recycle();
@@ -90,10 +86,6 @@
         typedArray = context.obtainStyledAttributes(attrs,
                 R.styleable.CallBarringEditPreference, 0, R.style.EditPhoneNumberPreference);
         mFacility = typedArray.getString(R.styleable.CallBarringEditPreference_facility);
-        mDialogMessageEnabled = typedArray.getString(
-                R.styleable.CallBarringEditPreference_dialogMessageEnabledNoPwd);
-        mDialogMessageDisabled = typedArray.getString(
-                R.styleable.CallBarringEditPreference_dialogMessageDisabledNoPwd);
         typedArray.recycle();
     }
 
@@ -130,29 +122,8 @@
     }
 
     @Override
-    protected boolean needInputMethod() {
-        // Input method should only be displayed if the password-field is shown.
-        return mShowPassword;
-    }
-
-    void setInputMethodNeeded(boolean needed) {
-        mShowPassword = needed;
-    }
-
-    @Override
     protected void showDialog(Bundle state) {
-        setShowPassword();
-        if (mShowPassword) {
-            setDialogMessage(getContext().getString(R.string.messageCallBarring));
-        } else {
-            setDialogMessage(mIsActivated ? mDialogMessageEnabled : mDialogMessageDisabled);
-        }
-
-        if (DBG) {
-            Log.d(LOG_TAG, "showDialog: mShowPassword: " + mShowPassword
-                    + ", mIsActivated: " + mIsActivated);
-        }
-
+        setDialogMessage(getContext().getString(R.string.messageCallBarring));
         super.showDialog(state);
     }
 
@@ -204,8 +175,7 @@
             editText.setTransformationMethod(PasswordTransformationMethod.getInstance());
             editText.setKeyListener(DigitsKeyListener.getInstance());
 
-            // Hide the input-text-line if the password is not shown.
-            editText.setVisibility(mShowPassword ? View.VISIBLE : View.GONE);
+            editText.setVisibility(View.VISIBLE);
         }
     }
 
@@ -217,17 +187,14 @@
                     + positiveResult);
         }
         if (mButtonClicked != DialogInterface.BUTTON_NEGATIVE) {
-            String password = null;
-            if (mShowPassword) {
-                password = getEditText().getText().toString();
+            String password = getEditText().getText().toString();
 
-                // Check if the password is valid.
-                if (password == null || password.length() != PW_LENGTH) {
-                    Toast.makeText(getContext(),
-                            getContext().getString(R.string.call_barring_right_pwd_number),
-                            Toast.LENGTH_SHORT).show();
-                    return;
-                }
+            // Check if the password is valid.
+            if (password == null || password.length() != PW_LENGTH) {
+                Toast.makeText(getContext(),
+                        getContext().getString(R.string.call_barring_right_pwd_number),
+                        Toast.LENGTH_SHORT).show();
+                return;
             }
 
             if (DBG) {
@@ -254,11 +221,6 @@
         notifyDependencyChange(shouldDisableDependents());
     }
 
-    private void setShowPassword() {
-        ImsPhone imsPhone = mPhone != null ? (ImsPhone) mPhone.getImsPhone() : null;
-        mShowPassword = !(imsPhone != null && imsPhone.isUtEnabled());
-    }
-
     @Override
     public boolean shouldDisableDependents() {
         return mIsActivated;
@@ -310,16 +272,6 @@
                 pref.mTcpListener.onFinished(pref, false);
             } else {
                 pref.mTcpListener.onFinished(pref, true);
-                ImsPhone imsPhone = pref.mPhone != null
-                        ? (ImsPhone) pref.mPhone.getImsPhone() : null;
-                if (!pref.mShowPassword && (imsPhone == null || !imsPhone.isUtEnabled())) {
-                    // Re-enable password when rejected from NW and modem would perform CSFB
-                    pref.mShowPassword = true;
-                    if (DBG) {
-                        Log.d(LOG_TAG,
-                                "handleGetCallBarringResponse: mShowPassword changed for CSFB");
-                    }
-                }
             }
 
             // Unsuccessful query for call barring.
diff --git a/src/com/android/phone/CallNotifier.java b/src/com/android/phone/CallNotifier.java
index dab04f0..f9938ce 100644
--- a/src/com/android/phone/CallNotifier.java
+++ b/src/com/android/phone/CallNotifier.java
@@ -558,7 +558,8 @@
 
     public void updatePhoneStateListeners(boolean isRefresh, int updateType, int subIdToUpdate) {
         List<SubscriptionInfo> subInfos = SubscriptionController.getInstance()
-                .getActiveSubscriptionInfoList(mApplication.getOpPackageName());
+                .getActiveSubscriptionInfoList(mApplication.getOpPackageName(),
+                        null);
 
         // Sort sub id list based on slot id, so that CFI/MWI notifications will be updated for
         // slot 0 first then slot 1. This is needed to ensure that when CFI or MWI is enabled for
@@ -615,7 +616,7 @@
         for (int i = 0; i < subInfos.size(); i++) {
             int subId = subInfos.get(i).getSubscriptionId();
             if (!mPhoneStateListeners.containsKey(subId)) {
-                CallNotifierPhoneStateListener listener = new CallNotifierPhoneStateListener();
+                CallNotifierPhoneStateListener listener = new CallNotifierPhoneStateListener(subId);
                 mTelephonyManager.createForSubscriptionId(subId).listen(listener,
                         PhoneStateListener.LISTEN_MESSAGE_WAITING_INDICATOR
                         | PhoneStateListener.LISTEN_CALL_FORWARDING_INDICATOR);
@@ -767,8 +768,11 @@
             };
 
     private class CallNotifierPhoneStateListener extends PhoneStateListener {
-        public CallNotifierPhoneStateListener() {
+        private final int mSubId;
+
+        CallNotifierPhoneStateListener(int subId) {
             super();
+            this.mSubId = subId;
         }
 
         @Override
diff --git a/src/com/android/phone/CarrierConfigLoader.java b/src/com/android/phone/CarrierConfigLoader.java
index 49f690a..3812b2f 100644
--- a/src/com/android/phone/CarrierConfigLoader.java
+++ b/src/com/android/phone/CarrierConfigLoader.java
@@ -57,13 +57,8 @@
 import com.android.internal.telephony.SubscriptionInfoUpdater;
 import com.android.internal.telephony.TelephonyPermissions;
 import com.android.internal.telephony.util.ArrayUtils;
-import com.android.internal.util.FastXmlSerializer;
 import com.android.internal.util.IndentingPrintWriter;
 
-import org.xmlpull.v1.XmlPullParser;
-import org.xmlpull.v1.XmlPullParserException;
-import org.xmlpull.v1.XmlPullParserFactory;
-
 import java.io.File;
 import java.io.FileDescriptor;
 import java.io.FileInputStream;
@@ -80,7 +75,6 @@
 /**
  * CarrierConfigLoader binds to privileged carrier apps to fetch carrier config overlays.
  */
-
 public class CarrierConfigLoader extends ICarrierConfigLoader.Stub {
     private static final String LOG_TAG = "CarrierConfigLoader";
 
@@ -149,10 +143,8 @@
 
     private static final int BIND_TIMEOUT_MILLIS = 30000;
 
-    // Tags used for saving and restoring XML documents.
-    private static final String TAG_DOCUMENT = "carrier_config";
-    private static final String TAG_VERSION = "package_version";
-    private static final String TAG_BUNDLE = "bundle_data";
+    // Keys used for saving and restoring config bundle from file.
+    private static final String KEY_VERSION = "__carrier_config_package_version__";
 
     private static final String OVERRIDE_PACKAGE_ADDITION = "-override";
 
@@ -793,27 +785,14 @@
             outFile = new FileOutputStream(
                     new File(mContext.getFilesDir(),
                             getFilenameForConfig(packageName, extraString, iccid, cid)));
-            FastXmlSerializer out = new FastXmlSerializer();
-            out.setOutput(outFile, "utf-8");
-            out.startDocument("utf-8", true);
-            out.startTag(null, TAG_DOCUMENT);
-            out.startTag(null, TAG_VERSION);
-            out.text(version);
-            out.endTag(null, TAG_VERSION);
-            out.startTag(null, TAG_BUNDLE);
-            config.saveToXml(out);
-            out.endTag(null, TAG_BUNDLE);
-            out.endTag(null, TAG_DOCUMENT);
-            out.endDocument();
-            out.flush();
+            config.putString(KEY_VERSION, version);
+            config.writeToStream(outFile);
+            outFile.flush();
             outFile.close();
         }
         catch (IOException e) {
             loge(e.toString());
         }
-        catch (XmlPullParserException e) {
-            loge(e.toString());
-        }
     }
 
     /**
@@ -858,24 +837,16 @@
             file = new File(mContext.getFilesDir(),
                     getFilenameForConfig(packageName, extraString, iccid, cid));
             inFile = new FileInputStream(file);
-            XmlPullParser parser = XmlPullParserFactory.newInstance().newPullParser();
-            parser.setInput(inFile, "utf-8");
 
-            int event;
-            while (((event = parser.next()) != XmlPullParser.END_DOCUMENT)) {
+            restoredBundle = PersistableBundle.readFromStream(inFile);
+            String savedVersion = restoredBundle.getString(KEY_VERSION);
+            restoredBundle.remove(KEY_VERSION);
 
-                if (event == XmlPullParser.START_TAG && TAG_VERSION.equals(parser.getName())) {
-                    String savedVersion = parser.nextText();
-                    if (!version.equals(savedVersion)) {
-                        loge("Saved version mismatch: " + version + " vs " + savedVersion);
-                        break;
-                    }
-                }
-
-                if (event == XmlPullParser.START_TAG && TAG_BUNDLE.equals(parser.getName())) {
-                    restoredBundle = PersistableBundle.restoreFromXml(parser);
-                }
+            if (!version.equals(savedVersion)) {
+                loge("Saved version mismatch: " + version + " vs " + savedVersion);
+                restoredBundle = null;
             }
+
             inFile.close();
         }
         catch (FileNotFoundException e) {
@@ -883,9 +854,6 @@
             // an override file during boot and should not be treated as an error.
             if (file != null) log("File not found: " + file.getPath());
         }
-        catch (XmlPullParserException e) {
-            loge(e.toString());
-        }
         catch (IOException e) {
             loge(e.toString());
         }
@@ -967,8 +935,14 @@
 
     @Override
     public @NonNull PersistableBundle getConfigForSubId(int subId, String callingPackage) {
-        if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mContext, subId, callingPackage, "getCarrierConfig")) {
+        return getConfigForSubIdWithFeature(subId, callingPackage, null);
+    }
+
+    @Override
+    public @NonNull PersistableBundle getConfigForSubIdWithFeature(int subId, String callingPackage,
+            String callingFeatureId) {
+        if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(mContext, subId, callingPackage,
+                callingFeatureId, "getCarrierConfig")) {
             return new PersistableBundle();
         }
 
@@ -1080,6 +1054,7 @@
             case IccCardConstants.INTENT_VALUE_ICC_CARD_IO_ERROR:
             case IccCardConstants.INTENT_VALUE_ICC_CARD_RESTRICTED:
             case IccCardConstants.INTENT_VALUE_ICC_UNKNOWN:
+            case IccCardConstants.INTENT_VALUE_ICC_NOT_READY:
                 mHandler.sendMessage(mHandler.obtainMessage(EVENT_CLEAR_CONFIG, phoneId, -1));
                 break;
             case IccCardConstants.INTENT_VALUE_ICC_LOADED:
diff --git a/src/com/android/phone/EmergencyDialer.java b/src/com/android/phone/EmergencyDialer.java
index 7531aca..119c71b 100644
--- a/src/com/android/phone/EmergencyDialer.java
+++ b/src/com/android/phone/EmergencyDialer.java
@@ -45,7 +45,7 @@
 import android.telecom.TelecomManager;
 import android.telephony.CarrierConfigManager;
 import android.telephony.PhoneNumberUtils;
-import android.telephony.Rlog;
+import com.android.telephony.Rlog;
 import android.telephony.ServiceState;
 import android.telephony.SubscriptionManager;
 import android.telephony.TelephonyManager;
diff --git a/src/com/android/phone/GsmUmtsCallBarringOptions.java b/src/com/android/phone/GsmUmtsCallBarringOptions.java
index 3c9cd84..30e9b5c 100644
--- a/src/com/android/phone/GsmUmtsCallBarringOptions.java
+++ b/src/com/android/phone/GsmUmtsCallBarringOptions.java
@@ -37,7 +37,6 @@
 import com.android.internal.telephony.CommandsInterface;
 import com.android.internal.telephony.GsmCdmaPhone;
 import com.android.internal.telephony.Phone;
-import com.android.internal.telephony.imsphone.ImsPhone;
 import com.android.phone.settings.fdn.EditPinPreference;
 
 import java.util.ArrayList;
@@ -75,7 +74,6 @@
     private static final String DIALOG_PW_ENTRY_KEY = "dialog_pw_enter_key";
     private static final String KEY_STATUS = "toggle";
     private static final String PREFERENCE_ENABLED_KEY = "PREFERENCE_ENABLED";
-    private static final String PREFERENCE_SHOW_PASSWORD_KEY = "PREFERENCE_SHOW_PASSWORD";
     private static final String SAVED_BEFORE_LOAD_COMPLETED_KEY = "PROGRESS_SHOWING";
 
     private CallBarringEditPreference mButtonBAOC;
@@ -141,16 +139,13 @@
             return;
         }
 
-        String password = null;
-        if (mButtonDisableAll.isPasswordShown()) {
-            password = mButtonDisableAll.getText();
-            // Validate the length of password first, before submitting it to the
-            // RIL for CB disable.
-            if (!validatePassword(password)) {
-                mButtonDisableAll.setText("");
-                displayMessage(R.string.call_barring_right_pwd_number);
-                return;
-            }
+        String password = mButtonDisableAll.getText();
+        // Validate the length of password first, before submitting it to the
+        // RIL for CB disable.
+        if (!validatePassword(password)) {
+            mButtonDisableAll.setText("");
+            displayMessage(R.string.call_barring_right_pwd_number);
+            return;
         }
 
         // Submit the disable all request
@@ -417,34 +412,18 @@
         mPreferences.add(mButtonBAIC);
         mPreferences.add(mButtonBAICr);
 
-        // Find out if password is currently used.
-        boolean usePassword = true;
-        boolean useDisableaAll = true;
-
-        ImsPhone imsPhone = mPhone != null ? (ImsPhone) mPhone.getImsPhone() : null;
-        if (imsPhone != null && imsPhone.isUtEnabled()) {
-            usePassword = false;
-            useDisableaAll = false;
-        }
-
         // Find out if the sim card is ready.
         boolean isSimReady = TelephonyManager.from(this).getSimState(
                 SubscriptionManager.getSlotIndex(mPhone.getSubId()))
                         == TelephonyManager.SIM_STATE_READY;
 
-        // Deactivate all option is unavailable when sim card is not ready or Ut is enabled.
-        if (isSimReady && useDisableaAll) {
+        // Deactivate all option and Change password option are unavailable
+        // when sim card is not ready.
+        if (isSimReady) {
             mButtonDisableAll.setEnabled(true);
-            mButtonDisableAll.init(mPhone);
-        } else {
-            mButtonDisableAll.setEnabled(false);
-        }
-
-        // Change password option is unavailable when sim card is not ready or when the password is
-        // not used.
-        if (isSimReady && usePassword) {
             mButtonChangePW.setEnabled(true);
         } else {
+            mButtonDisableAll.setEnabled(false);
             mButtonChangePW.setEnabled(false);
             mButtonChangePW.setSummary(R.string.call_barring_change_pwd_description_disabled);
         }
@@ -472,8 +451,6 @@
                     pref.handleCallBarringResult(bundle.getBoolean(KEY_STATUS));
                     pref.init(this, true, mPhone);
                     pref.setEnabled(bundle.getBoolean(PREFERENCE_ENABLED_KEY, pref.isEnabled()));
-                    pref.setInputMethodNeeded(bundle.getBoolean(PREFERENCE_SHOW_PASSWORD_KEY,
-                            pref.needInputMethod()));
                 }
             }
             mPwChangeState = mIcicle.getInt(PW_CHANGE_STATE_KEY);
@@ -513,7 +490,6 @@
             Bundle bundle = new Bundle();
             bundle.putBoolean(KEY_STATUS, pref.mIsActivated);
             bundle.putBoolean(PREFERENCE_ENABLED_KEY, pref.isEnabled());
-            bundle.putBoolean(PREFERENCE_SHOW_PASSWORD_KEY, pref.needInputMethod());
             outState.putParcelable(pref.getKey(), bundle);
         }
         outState.putInt(PW_CHANGE_STATE_KEY, mPwChangeState);
diff --git a/src/com/android/phone/IccPanel.java b/src/com/android/phone/IccPanel.java
index be182233..73dd8bc 100644
--- a/src/com/android/phone/IccPanel.java
+++ b/src/com/android/phone/IccPanel.java
@@ -74,13 +74,13 @@
     @Override
     protected void onStart() {
         super.onStart();
-        mStatusBarManager.disable(StatusBarManager.DISABLE_EXPAND);
+        mStatusBarManager.setDisabledForSimNetworkLock(true);
     }
 
     @Override
     public void onStop() {
         super.onStop();
-        mStatusBarManager.disable(StatusBarManager.DISABLE_NONE);
+        mStatusBarManager.setDisabledForSimNetworkLock(false);
     }
 
     public boolean onKeyDown(int keyCode, KeyEvent event) {
diff --git a/src/com/android/phone/ImsRcsController.java b/src/com/android/phone/ImsRcsController.java
index 06d2367..9d9010a 100644
--- a/src/com/android/phone/ImsRcsController.java
+++ b/src/com/android/phone/ImsRcsController.java
@@ -23,16 +23,21 @@
 import android.os.ServiceManager;
 import android.os.ServiceSpecificException;
 import android.telephony.ims.ImsException;
+import android.telephony.ims.RegistrationManager;
 import android.telephony.ims.aidl.IImsCapabilityCallback;
 import android.telephony.ims.aidl.IImsRcsController;
+import android.telephony.ims.aidl.IImsRegistrationCallback;
 import android.telephony.ims.aidl.IRcsUceControllerCallback;
 import android.telephony.ims.feature.RcsFeature;
 import android.telephony.ims.stub.ImsRegistrationImplBase;
 import android.util.Log;
 
+import com.android.ims.ImsManager;
 import com.android.ims.RcsFeatureManager;
+import com.android.internal.telephony.IIntegerConsumer;
 import com.android.internal.telephony.Phone;
 import com.android.internal.telephony.imsphone.ImsPhone;
+import com.android.services.telephony.rcs.TelephonyRcsService;
 
 import java.util.List;
 
@@ -46,6 +51,7 @@
     private static ImsRcsController sInstance;
 
     private PhoneGlobals mApp;
+    private TelephonyRcsService mRcsService;
 
     /**
      * Initialize the singleton ImsRcsController instance.
@@ -70,6 +76,86 @@
     }
 
     /**
+     * Register a IImsRegistrationCallback to receive IMS network registration state.
+     */
+    @Override
+    public void registerImsRegistrationCallback(int subId, IImsRegistrationCallback callback)
+            throws RemoteException {
+        enforceReadPrivilegedPermission("registerImsRegistrationCallback");
+        final long token = Binder.clearCallingIdentity();
+        try {
+            getRcsFeatureManager(subId).registerImsRegistrationCallback(callback);
+        } catch (com.android.ims.ImsException e) {
+            Log.e(TAG, "registerImsRegistrationCallback: sudId=" + subId + ", " + e.getMessage());
+            throw new ServiceSpecificException(e.getCode());
+        } finally {
+            Binder.restoreCallingIdentity(token);
+        }
+    }
+
+    /**
+     * Removes an existing {@link RegistrationCallback}.
+     */
+    @Override
+    public void unregisterImsRegistrationCallback(int subId, IImsRegistrationCallback callback) {
+        enforceReadPrivilegedPermission("unregisterImsRegistrationCallback");
+        final long token = Binder.clearCallingIdentity();
+        try {
+            getRcsFeatureManager(subId).unregisterImsRegistrationCallback(callback);
+        } catch (ServiceSpecificException e) {
+            Log.e(TAG, "unregisterImsRegistrationCallback: error=" + e.errorCode);
+        } finally {
+            Binder.restoreCallingIdentity(token);
+        }
+    }
+
+    /**
+     * Get the IMS service registration state for the RcsFeature associated with this sub id.
+     */
+    @Override
+    public void getImsRcsRegistrationState(int subId, IIntegerConsumer consumer) {
+        enforceReadPrivilegedPermission("getImsRcsRegistrationState");
+        final long token = Binder.clearCallingIdentity();
+        try {
+            getImsPhone(subId).getImsRcsRegistrationState(regState -> {
+                try {
+                    consumer.accept((regState == null)
+                            ? RegistrationManager.REGISTRATION_STATE_NOT_REGISTERED : regState);
+                } catch (RemoteException e) {
+                    Log.w(TAG, "getImsRcsRegistrationState: callback is not available.");
+                }
+            });
+        } finally {
+            Binder.restoreCallingIdentity(token);
+        }
+    }
+
+    /**
+     * Gets the Transport Type associated with the current IMS RCS registration.
+     */
+    @Override
+    public void getImsRcsRegistrationTransportType(int subId, IIntegerConsumer consumer) {
+        enforceReadPrivilegedPermission("getImsRcsRegistrationTransportType");
+        final long token = Binder.clearCallingIdentity();
+        try {
+            getImsPhone(subId).getImsRcsRegistrationTech(regTech -> {
+                // Convert registration tech from ImsRegistrationImplBase -> RegistrationManager
+                int regTechConverted = (regTech == null)
+                        ? ImsRegistrationImplBase.REGISTRATION_TECH_NONE : regTech;
+                regTechConverted = RegistrationManager.IMS_REG_TO_ACCESS_TYPE_MAP.get(
+                        regTechConverted);
+                try {
+                    consumer.accept(regTechConverted);
+                } catch (RemoteException e) {
+                    Log.w(TAG, "getImsRcsRegistrationTransportType: callback is not available.");
+                }
+            });
+        } finally {
+            Binder.restoreCallingIdentity(token);
+        }
+    }
+
+    /**
      * Register a capability callback which will provide RCS availability updates for the
      * subscription specified.
      *
@@ -202,13 +288,17 @@
     }
 
     /**
-     * Retrieve RcsFeatureManager instance.
+     * Retrieve ImsPhone instance.
      *
      * @param subId the subscription ID
-     * @return The RcsFeatureManager instance
-     * @throws SecurityException if getting Phone or RcsFeatureManager instance failed.
+     * @return The ImsPhone instance
+     * @throws ServiceSpecificException if getting ImsPhone instance failed.
      */
-    private RcsFeatureManager getRcsFeatureManager(int subId) {
+    private ImsPhone getImsPhone(int subId) {
+        if (!ImsManager.isImsSupportedOnDevice(mApp)) {
+            throw new ServiceSpecificException(ImsException.CODE_ERROR_UNSUPPORTED_OPERATION,
+                    "IMS is not available on device.");
+        }
         Phone phone = PhoneGlobals.getPhone(subId);
         if (phone == null) {
             throw new ServiceSpecificException(ImsException.CODE_ERROR_INVALID_SUBSCRIPTION,
@@ -216,7 +306,32 @@
         }
         ImsPhone imsPhone = (ImsPhone) phone.getImsPhone();
         if (imsPhone == null) {
+            throw new ServiceSpecificException(ImsException.CODE_ERROR_SERVICE_UNAVAILABLE,
+                    "Cannot find ImsPhone instance: " + subId);
+        }
+        return imsPhone;
+    }
+
+    /**
+     * Retrieve RcsFeatureManager instance.
+     *
+     * @param subId the subscription ID
+     * @return The RcsFeatureManager instance
+     * @throws ServiceSpecificException if getting RcsFeatureManager instance failed.
+     */
+    private RcsFeatureManager getRcsFeatureManager(int subId) {
+        if (!ImsManager.isImsSupportedOnDevice(mApp)) {
             throw new ServiceSpecificException(ImsException.CODE_ERROR_UNSUPPORTED_OPERATION,
+                    "IMS is not available on device.");
+        }
+        Phone phone = PhoneGlobals.getPhone(subId);
+        if (phone == null) {
+            throw new ServiceSpecificException(ImsException.CODE_ERROR_INVALID_SUBSCRIPTION,
+                    "Invalid subscription Id: " + subId);
+        }
+        ImsPhone imsPhone = (ImsPhone) phone.getImsPhone();
+        if (imsPhone == null) {
+            throw new ServiceSpecificException(ImsException.CODE_ERROR_SERVICE_UNAVAILABLE,
                     "Cannot find ImsPhone instance: " + subId);
         }
         RcsFeatureManager rcsFeatureManager = imsPhone.getRcsManager();
@@ -226,4 +341,8 @@
         }
         return rcsFeatureManager;
     }
+
+    void setRcsService(TelephonyRcsService rcsService) {
+        mRcsService = rcsService;
+    }
 }
diff --git a/src/com/android/phone/NumberVerificationManager.java b/src/com/android/phone/NumberVerificationManager.java
index 9ec16f8..2298d40 100644
--- a/src/com/android/phone/NumberVerificationManager.java
+++ b/src/com/android/phone/NumberVerificationManager.java
@@ -135,7 +135,7 @@
                 }
 
                 // make sure at least one phone is registered for voice
-                if (phone.getServiceState().getVoiceRegState() == ServiceState.STATE_IN_SERVICE) {
+                if (phone.getServiceState().getState() == ServiceState.STATE_IN_SERVICE) {
                     isAnyPhoneVoiceRegistered = true;
                 }
                 // make sure at least one phone has room for an incoming call.
diff --git a/src/com/android/phone/PhoneGlobals.java b/src/com/android/phone/PhoneGlobals.java
index 1371674..b0e0105 100644
--- a/src/com/android/phone/PhoneGlobals.java
+++ b/src/com/android/phone/PhoneGlobals.java
@@ -71,6 +71,7 @@
 import com.android.internal.util.IndentingPrintWriter;
 import com.android.phone.settings.SettingsConstants;
 import com.android.phone.vvm.CarrierVvmPackageInstalledReceiver;
+import com.android.services.telephony.rcs.TelephonyRcsService;
 import com.android.services.telephony.sip.SipAccountRegistry;
 import com.android.services.telephony.sip.SipUtil;
 
@@ -149,6 +150,7 @@
     CallerInfoCache callerInfoCache;
     NotificationMgr notificationMgr;
     ImsResolver mImsResolver;
+    TelephonyRcsService mTelephonyRcsService;
     public PhoneInterfaceManager phoneMgr;
     public ImsRcsController imsRcsController;
     CarrierConfigLoader configLoader;
@@ -303,8 +305,8 @@
         // Cache the "voice capable" flag.
         // This flag currently comes from a resource (which is
         // overrideable on a per-product basis):
-        sVoiceCapable =
-                getResources().getBoolean(com.android.internal.R.bool.config_voice_capable);
+        sVoiceCapable = ((TelephonyManager) getSystemService(Context.TELEPHONY_SERVICE))
+                .isVoiceCapable();
         // ...but this might eventually become a PackageManager "system
         // feature" instead, in which case we'd do something like:
         // sVoiceCapable =
@@ -372,6 +374,11 @@
 
             imsRcsController = ImsRcsController.init(this);
 
+            if (getPackageManager().hasSystemFeature(PackageManager.FEATURE_TELEPHONY_IMS)) {
+                mTelephonyRcsService = new TelephonyRcsService(this);
+                imsRcsController.setRcsService(mTelephonyRcsService);
+            }
+
             configLoader = CarrierConfigLoader.init(this);
 
             // Create the CallNotifier singleton, which handles
@@ -403,7 +410,7 @@
             IntentFilter sipIntentFilter = new IntentFilter(Intent.ACTION_BOOT_COMPLETED);
             sipIntentFilter.addAction(SipManager.ACTION_SIP_SERVICE_UP);
             sipIntentFilter.addAction(SipManager.ACTION_SIP_CALL_OPTION_CHANGED);
-            sipIntentFilter.addAction(SipManager.ACTION_SIP_REMOVE_PHONE);
+            sipIntentFilter.addAction(SipManager.ACTION_SIP_REMOVE_PROFILE);
             registerReceiver(mSipReceiver, sipIntentFilter);
 
             mCarrierVvmPackageInstalledReceiver.register(this);
@@ -467,7 +474,7 @@
     }
 
     public PersistableBundle getCarrierConfigForSubId(int subId) {
-        return configLoader.getConfigForSubId(subId, getOpPackageName());
+        return configLoader.getConfigForSubIdWithFeature(subId, getOpPackageName(), null);
     }
 
     private void registerSettingsObserver() {
@@ -708,7 +715,7 @@
             } else if (action.equals(SipManager.ACTION_SIP_SERVICE_UP)
                     || action.equals(SipManager.ACTION_SIP_CALL_OPTION_CHANGED)) {
                 sipAccountRegistry.setup(context);
-            } else if (action.equals(SipManager.ACTION_SIP_REMOVE_PHONE)) {
+            } else if (action.equals(SipManager.ACTION_SIP_REMOVE_PROFILE)) {
                 if (DBG) {
                     Log.d(LOG_TAG, "SIP_REMOVE_PHONE "
                             + intent.getStringExtra(SipManager.EXTRA_LOCAL_URI));
diff --git a/src/com/android/phone/PhoneInterfaceManager.java b/src/com/android/phone/PhoneInterfaceManager.java
index 5f7b627..f11da4b 100755
--- a/src/com/android/phone/PhoneInterfaceManager.java
+++ b/src/com/android/phone/PhoneInterfaceManager.java
@@ -22,6 +22,7 @@
 import static com.android.internal.telephony.PhoneConstants.SUBSCRIPTION_KEY;
 
 import android.Manifest.permission;
+import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.app.AppOpsManager;
 import android.app.PendingIntent;
@@ -67,10 +68,11 @@
 import android.telephony.CarrierConfigManager;
 import android.telephony.CarrierRestrictionRules;
 import android.telephony.CellIdentity;
+import android.telephony.CellIdentityCdma;
+import android.telephony.CellIdentityGsm;
 import android.telephony.CellInfo;
 import android.telephony.CellInfoGsm;
 import android.telephony.CellInfoWcdma;
-import android.telephony.CellLocation;
 import android.telephony.ClientRequestStats;
 import android.telephony.ICellInfoCallback;
 import android.telephony.IccOpenLogicalChannelResponse;
@@ -82,7 +84,6 @@
 import android.telephony.PhoneNumberRange;
 import android.telephony.RadioAccessFamily;
 import android.telephony.RadioAccessSpecifier;
-import android.telephony.Rlog;
 import android.telephony.ServiceState;
 import android.telephony.SignalStrength;
 import android.telephony.SubscriptionInfo;
@@ -94,10 +95,8 @@
 import android.telephony.UiccSlotInfo;
 import android.telephony.UssdResponse;
 import android.telephony.VisualVoicemailSmsFilterSettings;
-import android.telephony.cdma.CdmaCellLocation;
 import android.telephony.data.ApnSetting;
 import android.telephony.emergency.EmergencyNumber;
-import android.telephony.gsm.GsmCellLocation;
 import android.telephony.ims.ImsException;
 import android.telephony.ims.ProvisioningManager;
 import android.telephony.ims.RegistrationManager;
@@ -110,6 +109,7 @@
 import android.telephony.ims.aidl.IImsRegistrationCallback;
 import android.telephony.ims.feature.ImsFeature;
 import android.telephony.ims.feature.MmTelFeature;
+import android.telephony.ims.feature.RcsFeature;
 import android.telephony.ims.stub.ImsConfigImplBase;
 import android.telephony.ims.stub.ImsRegistrationImplBase;
 import android.text.TextUtils;
@@ -157,6 +157,7 @@
 import com.android.internal.telephony.metrics.TelephonyMetrics;
 import com.android.internal.telephony.uicc.IccCardApplicationStatus.AppType;
 import com.android.internal.telephony.uicc.IccIoResult;
+import com.android.internal.telephony.uicc.IccRecords;
 import com.android.internal.telephony.uicc.IccUtils;
 import com.android.internal.telephony.uicc.SIMRecords;
 import com.android.internal.telephony.uicc.UiccCard;
@@ -172,6 +173,7 @@
 import com.android.phone.vvm.RemoteVvmTaskManager;
 import com.android.phone.vvm.VisualVoicemailSettingsUtil;
 import com.android.phone.vvm.VisualVoicemailSmsFilterConfig;
+import com.android.telephony.Rlog;
 
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
@@ -1102,7 +1104,7 @@
                     request = (MainThreadRequest) msg.obj;
                     WorkSource ws = (WorkSource) request.argument;
                     Phone phone = getPhoneFromRequest(request);
-                    phone.getCellLocation(ws, obtainMessage(EVENT_GET_CELL_LOCATION_DONE, request));
+                    phone.getCellIdentity(ws, obtainMessage(EVENT_GET_CELL_LOCATION_DONE, request));
                     break;
                 case EVENT_GET_CELL_LOCATION_DONE:
                     ar = (AsyncResult) msg.obj;
@@ -1112,7 +1114,7 @@
                     } else {
                         phone = getPhoneFromRequest(request);
                         request.result = (phone.getPhoneType() == PhoneConstants.PHONE_TYPE_CDMA)
-                                ? new CdmaCellLocation() : new GsmCellLocation();
+                                ? new CellIdentityCdma() : new CellIdentityGsm();
                     }
 
                     synchronized (request) {
@@ -1452,6 +1454,16 @@
         }
     }
 
+    private boolean isImsAvailableOnDevice() {
+        PackageManager pm = getDefaultPhone().getContext().getPackageManager();
+        if (pm == null) {
+            // For some reason package manger is not available.. This will fail internally anyway,
+            // so do not throw error and allow.
+            return true;
+        }
+        return pm.hasSystemFeature(PackageManager.FEATURE_TELEPHONY_IMS, 0);
+    }
+
     public void dial(String number) {
         dialForSubscriber(getPreferredVoiceSubscription(), number);
     }
@@ -1528,29 +1540,16 @@
         }
     }
 
-    public boolean supplyPin(String pin) {
-        return supplyPinForSubscriber(getDefaultSubscription(), pin);
-    }
-
     public boolean supplyPinForSubscriber(int subId, String pin) {
         int [] resultArray = supplyPinReportResultForSubscriber(subId, pin);
         return (resultArray[0] == PhoneConstants.PIN_RESULT_SUCCESS) ? true : false;
     }
 
-    public boolean supplyPuk(String puk, String pin) {
-        return supplyPukForSubscriber(getDefaultSubscription(), puk, pin);
-    }
-
     public boolean supplyPukForSubscriber(int subId, String puk, String pin) {
         int [] resultArray = supplyPukReportResultForSubscriber(subId, puk, pin);
         return (resultArray[0] == PhoneConstants.PIN_RESULT_SUCCESS) ? true : false;
     }
 
-    /** {@hide} */
-    public int[] supplyPinReportResult(String pin) {
-        return supplyPinReportResultForSubscriber(getDefaultSubscription(), pin);
-    }
-
     public int[] supplyPinReportResultForSubscriber(int subId, String pin) {
         enforceModifyPermission();
 
@@ -1564,11 +1563,6 @@
         }
     }
 
-    /** {@hide} */
-    public int[] supplyPukReportResult(String puk, String pin) {
-        return supplyPukReportResultForSubscriber(getDefaultSubscription(), puk, pin);
-    }
-
     public int[] supplyPukReportResultForSubscriber(int subId, String puk, String pin) {
         enforceModifyPermission();
 
@@ -1701,15 +1695,29 @@
         }
     }
 
+    @Deprecated
     @Override
     public boolean isRadioOn(String callingPackage) {
-        return isRadioOnForSubscriber(getDefaultSubscription(), callingPackage);
+        return isRadioOnWithFeature(callingPackage, null);
     }
 
     @Override
+    public boolean isRadioOnWithFeature(String callingPackage, String callingFeatureId) {
+        return isRadioOnForSubscriberWithFeature(getDefaultSubscription(), callingPackage,
+                callingFeatureId);
+    }
+
+    @Deprecated
+    @Override
     public boolean isRadioOnForSubscriber(int subId, String callingPackage) {
+        return isRadioOnForSubscriberWithFeature(subId, callingPackage, null);
+    }
+
+    @Override
+    public boolean isRadioOnForSubscriberWithFeature(int subId, String callingPackage,
+            String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "isRadioOnForSubscriber")) {
+                mApp, subId, callingPackage, callingFeatureId, "isRadioOnForSubscriber")) {
             return false;
         }
 
@@ -1996,7 +2004,7 @@
     }
 
     @Override
-    public Bundle getCellLocation(String callingPackage) {
+    public CellIdentity getCellLocation(String callingPackage, String callingFeatureId) {
         mApp.getSystemService(AppOpsManager.class)
                 .checkPackage(Binder.getCallingUid(), callingPackage);
 
@@ -2004,6 +2012,7 @@
                 LocationAccessPolicy.checkLocationPermission(mApp,
                         new LocationAccessPolicy.LocationPermissionQuery.Builder()
                                 .setCallingPackage(callingPackage)
+                                .setCallingFeatureId(callingFeatureId)
                                 .setCallingPid(Binder.getCallingPid())
                                 .setCallingUid(Binder.getCallingUid())
                                 .setMethod("getCellLocation")
@@ -2013,29 +2022,28 @@
             case DENIED_HARD:
                 throw new SecurityException("Not allowed to access cell location");
             case DENIED_SOFT:
-                return new Bundle();
+                return (getDefaultPhone().getPhoneType() == PhoneConstants.PHONE_TYPE_CDMA)
+                        ? new CellIdentityCdma() : new CellIdentityGsm();
         }
 
         WorkSource workSource = getWorkSource(Binder.getCallingUid());
         final long identity = Binder.clearCallingIdentity();
         try {
             if (DBG_LOC) log("getCellLocation: is active user");
-            Bundle data = new Bundle();
             int subId = mSubscriptionController.getDefaultDataSubId();
-            CellLocation cl = (CellLocation) sendRequest(CMD_GET_CELL_LOCATION, workSource, subId);
-            cl.fillInNotifierBundle(data);
-            return data;
+            return (CellIdentity) sendRequest(CMD_GET_CELL_LOCATION, workSource, subId);
         } finally {
             Binder.restoreCallingIdentity(identity);
         }
     }
 
     @Override
-    public String getNetworkCountryIsoForPhone(int phoneId, String callingPackage) {
+    public String getNetworkCountryIsoForPhone(int phoneId, String callingPackage,
+            String callingFeatureId) {
         if (!TextUtils.isEmpty(callingPackage)) {
             final int subId = mSubscriptionController.getSubIdUsingPhoneId(phoneId);
-            if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                    mApp, subId, callingPackage, "getNetworkCountryIsoForPhone")) {
+            if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(mApp, subId, callingPackage,
+                    callingFeatureId, "getNetworkCountryIsoForPhone")) {
                 return "";
             }
         }
@@ -2052,7 +2060,8 @@
             // Todo: fix this when we can get the actual cellular network info when the device
             // is on IWLAN.
             if (TelephonyManager.NETWORK_TYPE_IWLAN
-                    == getVoiceNetworkTypeForSubscriber(subId, mApp.getPackageName())) {
+                    == getVoiceNetworkTypeForSubscriber(subId, mApp.getPackageName(),
+                    null)) {
                 return "";
             }
             Phone phone = PhoneFactory.getPhone(phoneId);
@@ -2139,7 +2148,8 @@
 
     @Override
     @SuppressWarnings("unchecked")
-    public List<NeighboringCellInfo> getNeighboringCellInfo(String callingPackage) {
+    public List<NeighboringCellInfo> getNeighboringCellInfo(String callingPackage,
+            String callingFeatureId) {
         final int targetSdk = getTargetSdk(callingPackage);
         if (targetSdk >= android.os.Build.VERSION_CODES.Q) {
             throw new SecurityException(
@@ -2153,7 +2163,7 @@
 
         if (DBG_LOC) log("getNeighboringCellInfo: is active user");
 
-        List<CellInfo> info = getAllCellInfo(callingPackage);
+        List<CellInfo> info = getAllCellInfo(callingPackage, callingFeatureId);
         if (info == null) return null;
 
         List<NeighboringCellInfo> neighbors = new ArrayList<NeighboringCellInfo>();
@@ -2177,7 +2187,7 @@
     }
 
     @Override
-    public List<CellInfo> getAllCellInfo(String callingPackage) {
+    public List<CellInfo> getAllCellInfo(String callingPackage, String callingFeatureId) {
         mApp.getSystemService(AppOpsManager.class)
                 .checkPackage(Binder.getCallingUid(), callingPackage);
 
@@ -2185,6 +2195,7 @@
                 LocationAccessPolicy.checkLocationPermission(mApp,
                         new LocationAccessPolicy.LocationPermissionQuery.Builder()
                                 .setCallingPackage(callingPackage)
+                                .setCallingFeatureId(callingFeatureId)
                                 .setCallingPid(Binder.getCallingPid())
                                 .setCallingUid(Binder.getCallingUid())
                                 .setMethod("getAllCellInfo")
@@ -2220,20 +2231,21 @@
     }
 
     @Override
-    public void requestCellInfoUpdate(int subId, ICellInfoCallback cb, String callingPackage) {
-        requestCellInfoUpdateInternal(
-                subId, cb, callingPackage, getWorkSource(Binder.getCallingUid()));
+    public void requestCellInfoUpdate(int subId, ICellInfoCallback cb, String callingPackage,
+            String callingFeatureId) {
+        requestCellInfoUpdateInternal(subId, cb, callingPackage, callingFeatureId,
+                getWorkSource(Binder.getCallingUid()));
     }
 
     @Override
-    public void requestCellInfoUpdateWithWorkSource(
-            int subId, ICellInfoCallback cb, String callingPackage, WorkSource workSource) {
+    public void requestCellInfoUpdateWithWorkSource(int subId, ICellInfoCallback cb,
+            String callingPackage, String callingFeatureId, WorkSource workSource) {
         enforceModifyPermission();
-        requestCellInfoUpdateInternal(subId, cb, callingPackage, workSource);
+        requestCellInfoUpdateInternal(subId, cb, callingPackage, callingFeatureId, workSource);
     }
 
-    private void requestCellInfoUpdateInternal(
-            int subId, ICellInfoCallback cb, String callingPackage, WorkSource workSource) {
+    private void requestCellInfoUpdateInternal(int subId, ICellInfoCallback cb,
+            String callingPackage, String callingFeatureId, WorkSource workSource) {
         mApp.getSystemService(AppOpsManager.class)
                 .checkPackage(Binder.getCallingUid(), callingPackage);
 
@@ -2241,6 +2253,7 @@
                 LocationAccessPolicy.checkLocationPermission(mApp,
                         new LocationAccessPolicy.LocationPermissionQuery.Builder()
                                 .setCallingPackage(callingPackage)
+                                .setCallingFeatureId(callingFeatureId)
                                 .setCallingPid(Binder.getCallingPid())
                                 .setCallingUid(Binder.getCallingUid())
                                 .setMethod("requestCellInfoUpdate")
@@ -2279,14 +2292,14 @@
     }
 
     @Override
-    public String getImeiForSlot(int slotIndex, String callingPackage) {
+    public String getImeiForSlot(int slotIndex, String callingPackage, String callingFeatureId) {
         Phone phone = PhoneFactory.getPhone(slotIndex);
         if (phone == null) {
             return null;
         }
         int subId = phone.getSubId();
         if (!TelephonyPermissions.checkCallingOrSelfReadDeviceIdentifiers(mApp, subId,
-                callingPackage, "getImeiForSlot")) {
+                callingPackage, callingFeatureId, "getImeiForSlot")) {
             return null;
         }
 
@@ -2310,7 +2323,7 @@
     }
 
     @Override
-    public String getMeidForSlot(int slotIndex, String callingPackage) {
+    public String getMeidForSlot(int slotIndex, String callingPackage, String callingFeatureId) {
         Phone phone = PhoneFactory.getPhone(slotIndex);
         if (phone == null) {
             return null;
@@ -2318,7 +2331,7 @@
 
         int subId = phone.getSubId();
         if (!TelephonyPermissions.checkCallingOrSelfReadDeviceIdentifiers(mApp, subId,
-                callingPackage, "getMeidForSlot")) {
+                callingPackage, callingFeatureId, "getMeidForSlot")) {
             return null;
         }
 
@@ -2342,14 +2355,16 @@
     }
 
     @Override
-    public String getDeviceSoftwareVersionForSlot(int slotIndex, String callingPackage) {
+    public String getDeviceSoftwareVersionForSlot(int slotIndex, String callingPackage,
+            String callingFeatureId) {
         Phone phone = PhoneFactory.getPhone(slotIndex);
         if (phone == null) {
             return null;
         }
         int subId = phone.getSubId();
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "getDeviceSoftwareVersionForSlot")) {
+                mApp, subId, callingPackage, callingFeatureId,
+                "getDeviceSoftwareVersionForSlot")) {
             return null;
         }
 
@@ -2498,14 +2513,17 @@
      * Returns the CDMA ERI icon index to display
      */
     @Override
-    public int getCdmaEriIconIndex(String callingPackage) {
-        return getCdmaEriIconIndexForSubscriber(getDefaultSubscription(), callingPackage);
+    public int getCdmaEriIconIndex(String callingPackage, String callingFeatureId) {
+        return getCdmaEriIconIndexForSubscriber(getDefaultSubscription(), callingPackage,
+                callingFeatureId);
     }
 
     @Override
-    public int getCdmaEriIconIndexForSubscriber(int subId, String callingPackage) {
+    public int getCdmaEriIconIndexForSubscriber(int subId, String callingPackage,
+            String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "getCdmaEriIconIndexForSubscriber")) {
+                mApp, subId, callingPackage, callingFeatureId,
+                "getCdmaEriIconIndexForSubscriber")) {
             return -1;
         }
 
@@ -2528,14 +2546,17 @@
      * 1 - FLASHING
      */
     @Override
-    public int getCdmaEriIconMode(String callingPackage) {
-        return getCdmaEriIconModeForSubscriber(getDefaultSubscription(), callingPackage);
+    public int getCdmaEriIconMode(String callingPackage, String callingFeatureId) {
+        return getCdmaEriIconModeForSubscriber(getDefaultSubscription(), callingPackage,
+                callingFeatureId);
     }
 
     @Override
-    public int getCdmaEriIconModeForSubscriber(int subId, String callingPackage) {
+    public int getCdmaEriIconModeForSubscriber(int subId, String callingPackage,
+            String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "getCdmaEriIconModeForSubscriber")) {
+                mApp, subId, callingPackage, callingFeatureId,
+                "getCdmaEriIconModeForSubscriber")) {
             return -1;
         }
 
@@ -2556,14 +2577,17 @@
      * Returns the CDMA ERI text,
      */
     @Override
-    public String getCdmaEriText(String callingPackage) {
-        return getCdmaEriTextForSubscriber(getDefaultSubscription(), callingPackage);
+    public String getCdmaEriText(String callingPackage, String callingFeatureId) {
+        return getCdmaEriTextForSubscriber(getDefaultSubscription(), callingPackage,
+                callingFeatureId);
     }
 
     @Override
-    public String getCdmaEriTextForSubscriber(int subId, String callingPackage) {
+    public String getCdmaEriTextForSubscriber(int subId, String callingPackage,
+            String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "getCdmaEriIconTextForSubscriber")) {
+                mApp, subId, callingPackage, callingFeatureId,
+                "getCdmaEriIconTextForSubscriber")) {
             return null;
         }
 
@@ -2664,7 +2688,8 @@
      */
     @Override
     public boolean setVoiceMailNumber(int subId, String alphaTag, String number) {
-        TelephonyPermissions.enforceCallingOrSelfCarrierPrivilege(subId, "setVoiceMailNumber");
+        TelephonyPermissions.enforceCallingOrSelfCarrierPrivilege(
+                mApp, subId, "setVoiceMailNumber");
 
         final long identity = Binder.clearCallingIdentity();
         try {
@@ -2698,10 +2723,12 @@
     }
 
     @Override
-    public String getVisualVoicemailPackageName(String callingPackage, int subId) {
+    public String getVisualVoicemailPackageName(String callingPackage, String callingFeatureId,
+            int subId) {
         mAppOps.checkPackage(Binder.getCallingUid(), callingPackage);
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "getVisualVoicemailPackageName")) {
+                mApp, subId, callingPackage, callingFeatureId,
+                "getVisualVoicemailPackageName")) {
             return null;
         }
 
@@ -2864,9 +2891,11 @@
      * Returns the unread count of voicemails for a subId
      */
     @Override
-    public int getVoiceMessageCountForSubscriber(int subId, String callingPackage) {
+    public int getVoiceMessageCountForSubscriber(int subId, String callingPackage,
+            String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "getVoiceMessageCountForSubscriber")) {
+                mApp, subId, callingPackage, callingFeatureId,
+                "getVoiceMessageCountForSubscriber")) {
             return 0;
         }
         final long identity = Binder.clearCallingIdentity();
@@ -2909,7 +2938,7 @@
         TelecomManager tm = defaultPhone.getContext().getSystemService(TelecomManager.class);
         String defaultDialer = tm.getDefaultDialerPackage();
         if (!TextUtils.equals(callingPackage, defaultDialer)) {
-            TelephonyPermissions.enforceCallingOrSelfCarrierPrivilege(
+            TelephonyPermissions.enforceCallingOrSelfCarrierPrivilege(mApp,
                     getDefaultSubscription(), "sendDialerSpecialCode");
         }
 
@@ -2923,11 +2952,18 @@
 
     @Override
     public int getNetworkSelectionMode(int subId) {
-        if (!isActiveSubscription(subId)) {
-            return TelephonyManager.NETWORK_SELECTION_MODE_UNKNOWN;
+        TelephonyPermissions
+                    .enforeceCallingOrSelfReadPrecisePhoneStatePermissionOrCarrierPrivilege(
+                    mApp, subId, "getNetworkSelectionMode");
+        final long identity = Binder.clearCallingIdentity();
+        try {
+            if (!isActiveSubscription(subId)) {
+                return TelephonyManager.NETWORK_SELECTION_MODE_UNKNOWN;
+            }
+            return (int) sendRequest(CMD_GET_NETWORK_SELECTION_MODE, null /* argument */, subId);
+        } finally {
+            Binder.restoreCallingIdentity(identity);
         }
-
-        return (int) sendRequest(CMD_GET_NETWORK_SELECTION_MODE, null /* argument */, subId);
     }
 
     @Override
@@ -2946,10 +2982,17 @@
         return false;
     }
 
+    /**
+     * Requires carrier privileges or READ_PRECISE_PHONE_STATE permission.
+     * @param subId The subscription to use to check the configuration.
+     * @param c The callback that will be used to send the result.
+     */
     @Override
     public void registerImsRegistrationCallback(int subId, IImsRegistrationCallback c)
             throws RemoteException {
+        //TODO: b/147498511 will add TelephonyPermissions#checkCallingOrSelfReadPrecisePhoneState
         enforceReadPrivilegedPermission("registerImsRegistrationCallback");
+
         if (!ImsManager.isImsSupportedOnDevice(mApp)) {
             throw new ServiceSpecificException(ImsException.CODE_ERROR_UNSUPPORTED_OPERATION,
                     "IMS not available on device.");
@@ -2966,8 +3009,14 @@
         }
     }
 
+    /**
+     * Requires carrier privileges or READ_PRECISE_PHONE_STATE permission.
+     * @param subId The subscription to use to check the configuration.
+     * @param c The callback that will be used to send the result.
+     */
     @Override
     public void unregisterImsRegistrationCallback(int subId, IImsRegistrationCallback c) {
+        //TODO: b/147498511 will add TelephonyPermissions#checkCallingOrSelfReadPrecisePhoneState
         enforceReadPrivilegedPermission("unregisterImsRegistrationCallback");
         if (!SubscriptionManager.isValidSubscriptionId(subId)) {
             throw new IllegalArgumentException("Invalid Subscription ID: " + subId);
@@ -3024,6 +3073,7 @@
      */
     @Override
     public void getImsMmTelRegistrationTransportType(int subId, IIntegerConsumer consumer) {
+        //TODO: b/147498511 will add TelephonyPermissions#checkCallingOrSelfReadPrecisePhoneState
         enforceReadPrivilegedPermission("getImsMmTelRegistrationTransportType");
         if (!ImsManager.isImsSupportedOnDevice(mApp)) {
             throw new ServiceSpecificException(ImsException.CODE_ERROR_UNSUPPORTED_OPERATION,
@@ -3055,9 +3105,15 @@
         }
     }
 
+    /**
+     * Requires carrier privileges or READ_PRECISE_PHONE_STATE permission.
+     * @param subId The subscription to use to check the configuration.
+     * @param c The callback that will be used to send the result.
+     */
     @Override
     public void registerMmTelCapabilityCallback(int subId, IImsCapabilityCallback c)
             throws RemoteException {
+        //TODO: b/147498511 will add TelephonyPermissions#checkCallingOrSelfReadPrecisePhoneState
         enforceReadPrivilegedPermission("registerMmTelCapabilityCallback");
         if (!ImsManager.isImsSupportedOnDevice(mApp)) {
             throw new ServiceSpecificException(ImsException.CODE_ERROR_UNSUPPORTED_OPERATION,
@@ -3075,8 +3131,14 @@
         }
     }
 
+    /**
+     * Requires carrier privileges or READ_PRECISE_PHONE_STATE permission.
+     * @param subId The subscription to use to check the configuration.
+     * @param c The callback that will be used to send the result.
+     */
     @Override
     public void unregisterMmTelCapabilityCallback(int subId, IImsCapabilityCallback c) {
+        //TODO: b/147498511 will add TelephonyPermissions#checkCallingOrSelfReadPrecisePhoneState
         enforceReadPrivilegedPermission("unregisterMmTelCapabilityCallback");
         if (!SubscriptionManager.isValidSubscriptionId(subId)) {
             throw new IllegalArgumentException("Invalid Subscription ID: " + subId);
@@ -3167,9 +3229,15 @@
         }
     }
 
+    /**
+     * Requires carrier privileges or READ_PRECISE_PHONE_STATE permission.
+     * @param subId The subscription to use to check the configuration.
+     */
     @Override
     public boolean isAdvancedCallingSettingEnabled(int subId) {
-        enforceReadPrivilegedPermission("enforceReadPrivilegedPermission");
+        //TODO: b/147498511 will add TelephonyPermissions#checkCallingOrSelfReadPrecisePhoneState
+        enforceReadPrivilegedPermission("isAdvancedCallingSettingEnabled");
+
         // TODO: Refactor to remove ImsManager dependence and query through ImsPhone directly.
         final long token = Binder.clearCallingIdentity();
         try {
@@ -3198,8 +3266,13 @@
         }
     }
 
+    /**
+     * Requires carrier privileges or READ_PRECISE_PHONE_STATE permission.
+     * @param subId The subscription to use to check the configuration.
+     */
     @Override
     public boolean isVtSettingEnabled(int subId) {
+        //TODO: b/147498511 will add TelephonyPermissions#checkCallingOrSelfReadPrecisePhoneState
         enforceReadPrivilegedPermission("isVtSettingEnabled");
         final long identity = Binder.clearCallingIdentity();
         try {
@@ -3227,8 +3300,13 @@
         }
     }
 
+    /**
+     * Requires carrier privileges or READ_PRECISE_PHONE_STATE permission.
+     * @param subId The subscription to use to check the configuration.
+     */
     @Override
     public boolean isVoWiFiSettingEnabled(int subId) {
+        //TODO: b/147498511 will add TelephonyPermissions#checkCallingOrSelfReadPrecisePhoneState
         enforceReadPrivilegedPermission("isVoWiFiSettingEnabled");
         final long identity = Binder.clearCallingIdentity();
         try {
@@ -3257,8 +3335,13 @@
         }
     }
 
+    /**
+     * Requires carrier privileges or READ_PRECISE_PHONE_STATE permission.
+     * @param subId The subscription to use to check the configuration.
+     */
     @Override
     public boolean isVoWiFiRoamingSettingEnabled(int subId) {
+        //TODO: b/147498511 will add TelephonyPermissions#checkCallingOrSelfReadPrecisePhoneState
         enforceReadPrivilegedPermission("isVoWiFiRoamingSettingEnabled");
         final long identity = Binder.clearCallingIdentity();
         try {
@@ -3304,8 +3387,13 @@
         }
     }
 
+    /**
+     * Requires carrier privileges or READ_PRECISE_PHONE_STATE permission.
+     * @param subId The subscription to use to check the configuration.
+     */
     @Override
     public int getVoWiFiModeSetting(int subId) {
+        //TODO: b/147498511 will add TelephonyPermissions#checkCallingOrSelfReadPrecisePhoneState
         enforceReadPrivilegedPermission("getVoWiFiModeSetting");
         final long identity = Binder.clearCallingIdentity();
         try {
@@ -3381,8 +3469,13 @@
         }
     }
 
+    /**
+     * Requires carrier privileges or READ_PRECISE_PHONE_STATE permission.
+     * @param subId The subscription to use to check the configuration.
+     */
     @Override
     public boolean isTtyOverVolteEnabled(int subId) {
+        //TODO: b/147498511 will add TelephonyPermissions#checkCallingOrSelfReadPrecisePhoneState
         enforceReadPrivilegedPermission("isTtyOverVolteEnabled");
         final long identity = Binder.clearCallingIdentity();
         try {
@@ -3401,6 +3494,10 @@
         enforceReadPrivilegedPermission("registerImsProvisioningChangedCallback");
         final long identity = Binder.clearCallingIdentity();
         try {
+            if (!isImsAvailableOnDevice()) {
+                throw new ServiceSpecificException(ImsException.CODE_ERROR_UNSUPPORTED_OPERATION,
+                        "IMS not available on device.");
+            }
             // TODO: Refactor to remove ImsManager dependence and query through ImsPhone directly.
             ImsManager.getInstance(mApp, getSlotIndexOrException(subId))
                     .addProvisioningCallbackForSubscription(callback, subId);
@@ -3432,6 +3529,91 @@
         }
     }
 
+
+    private void checkModifyPhoneStatePermission(int subId, String message) {
+        TelephonyPermissions.enforceCallingOrSelfModifyPermissionOrCarrierPrivilege(mApp, subId,
+                message);
+    }
+
+    private boolean isImsProvisioningRequired(int subId, int capability,
+            boolean isMmtelCapability) {
+        Phone phone = getPhone(subId);
+        if (phone == null) {
+            loge("phone instance null for subid " + subId);
+            return false;
+        }
+        if (isMmtelCapability) {
+            if (!doesImsCapabilityRequireProvisioning(phone.getContext(), subId, capability)) {
+                return false;
+            }
+        } else {
+            if (!doesRcsCapabilityRequireProvisioning(phone.getContext(), subId, capability)) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    @Override
+    public void setRcsProvisioningStatusForCapability(int subId, int capability,
+            boolean isProvisioned) {
+        checkModifyPhoneStatePermission(subId, "setRcsProvisioningStatusForCapability");
+
+        final long identity = Binder.clearCallingIdentity();
+        try {
+            // TODO: Refactor to remove ImsManager dependence and query through ImsPhone directly.
+            if (!isImsProvisioningRequired(subId, capability, false)) {
+                return;
+            }
+
+            // this capability requires provisioning, route to the correct API.
+            ImsManager ims = ImsManager.getInstance(mApp, getSlotIndex(subId));
+            switch (capability) {
+                case RcsFeature.RcsImsCapabilities.CAPABILITY_TYPE_OPTIONS_UCE:
+                case RcsFeature.RcsImsCapabilities.CAPABILITY_TYPE_PRESENCE_UCE:
+                    ims.setEabProvisioned(isProvisioned);
+                    break;
+                default: {
+                    throw new IllegalArgumentException("Tried to set provisioning for "
+                            + "rcs capability '" + capability + "', which does not require "
+                            + "provisioning.");
+                }
+            }
+        } finally {
+            Binder.restoreCallingIdentity(identity);
+        }
+
+    }
+
+
+    @Override
+    public boolean getRcsProvisioningStatusForCapability(int subId, int capability) {
+        enforceReadPrivilegedPermission("getRcsProvisioningStatusForCapability");
+        final long identity = Binder.clearCallingIdentity();
+        try {
+            // TODO: Refactor to remove ImsManager dependence and query through ImsPhone directly.
+            if (!isImsProvisioningRequired(subId, capability, false)) {
+                return true;
+            }
+
+            ImsManager ims = ImsManager.getInstance(mApp, getSlotIndex(subId));
+            switch (capability) {
+                case RcsFeature.RcsImsCapabilities.CAPABILITY_TYPE_OPTIONS_UCE:
+                case RcsFeature.RcsImsCapabilities.CAPABILITY_TYPE_PRESENCE_UCE:
+                    return ims.isEabProvisionedOnDevice();
+
+                default: {
+                    throw new IllegalArgumentException("Tried to get rcs provisioning for "
+                            + "capability '" + capability + "', which does not require "
+                            + "provisioning.");
+                }
+            }
+
+        } finally {
+            Binder.restoreCallingIdentity(identity);
+        }
+    }
+
     @Override
     public void setImsProvisioningStatusForCapability(int subId, int capability, int tech,
             boolean isProvisioned) {
@@ -3439,18 +3621,11 @@
                 && tech != ImsRegistrationImplBase.REGISTRATION_TECH_LTE) {
             throw new IllegalArgumentException("Registration technology '" + tech + "' is invalid");
         }
-        TelephonyPermissions.enforceCallingOrSelfModifyPermissionOrCarrierPrivilege(mApp, subId,
-                "setProvisioningStatusForCapability");
+        checkModifyPhoneStatePermission(subId, "setImsProvisioningStatusForCapability");
         final long identity = Binder.clearCallingIdentity();
         try {
             // TODO: Refactor to remove ImsManager dependence and query through ImsPhone directly.
-            Phone phone = getPhone(subId);
-            if (phone == null) {
-                loge("setImsProvisioningStatusForCapability: phone instance null for subid "
-                        + subId);
-                return;
-            }
-            if (!doesImsCapabilityRequireProvisioning(phone.getContext(), subId, capability)) {
+            if (!isImsProvisioningRequired(subId, capability, true)) {
                 return;
             }
 
@@ -3488,8 +3663,9 @@
                     break;
                 }
                 default: {
-                    throw new IllegalArgumentException("Tried to set provisioning for capability '"
-                            + capability + "', which does not require provisioning.");
+                    throw new IllegalArgumentException("Tried to set provisioning for "
+                            + "MmTel capability '" + capability + "', which does not require "
+                            + "provisioning. ");
                 }
             }
 
@@ -3508,16 +3684,7 @@
         final long identity = Binder.clearCallingIdentity();
         try {
             // TODO: Refactor to remove ImsManager dependence and query through ImsPhone directly.
-            Phone phone = getPhone(subId);
-            if (phone == null) {
-                loge("getImsProvisioningStatusForCapability: phone instance null for subid "
-                        + subId);
-                // We will fail with "true" as the provisioning status because this is the default
-                // if we do not require provisioning.
-                return true;
-            }
-
-            if (!doesImsCapabilityRequireProvisioning(phone.getContext(), subId, capability)) {
+            if (!isImsProvisioningRequired(subId, capability, true)) {
                 return true;
             }
 
@@ -3543,8 +3710,9 @@
                     return isMmTelCapabilityProvisionedInCache(subId, capability, tech);
                 }
                 default: {
-                    throw new IllegalArgumentException("Tried to get provisioning for capability '"
-                            + capability + "', which does not require provisioning.");
+                    throw new IllegalArgumentException(
+                            "Tried to get provisioning for MmTel capability '" + capability
+                                    + "', which does not require provisioning.");
                 }
             }
 
@@ -3653,6 +3821,29 @@
         return false;
     }
 
+    private boolean doesRcsCapabilityRequireProvisioning(Context context, int subId,
+            int capability) {
+        CarrierConfigManager configManager = new CarrierConfigManager(context);
+        PersistableBundle c = configManager.getConfigForSubId(subId);
+
+        boolean requireRcsProvisioning = c.getBoolean(
+                CarrierConfigManager.KEY_CARRIER_RCS_PROVISIONING_REQUIRED_BOOL, false);
+
+        // First check to make sure that the capability requires provisioning.
+        switch (capability) {
+            case RcsFeature.RcsImsCapabilities.CAPABILITY_TYPE_PRESENCE_UCE:
+                // intentional fallthrough
+            case RcsFeature.RcsImsCapabilities.CAPABILITY_TYPE_OPTIONS_UCE: {
+                if (requireRcsProvisioning) {
+                    // OPTION or PRESENCE requires provisioning
+                    return true;
+                }
+                break;
+            }
+        }
+        return false;
+    }
+
     @Override
     public int getImsProvisioningInt(int subId, int key) {
         if (!SubscriptionManager.isValidSubscriptionId(subId)) {
@@ -3776,13 +3967,15 @@
      * Returns the data network type for a subId; does not throw SecurityException.
      */
     @Override
-    public int getNetworkTypeForSubscriber(int subId, String callingPackage) {
+    public int getNetworkTypeForSubscriber(int subId, String callingPackage,
+            String callingFeatureId) {
         final int targetSdk = getTargetSdk(callingPackage);
         if (targetSdk > android.os.Build.VERSION_CODES.Q) {
-            return getDataNetworkTypeForSubscriber(subId, callingPackage);
+            return getDataNetworkTypeForSubscriber(subId, callingPackage, callingFeatureId);
         } else if (targetSdk == android.os.Build.VERSION_CODES.Q
                 && !TelephonyPermissions.checkCallingOrSelfReadPhoneStateNoThrow(
-                        mApp, subId, callingPackage, "getNetworkTypeForSubscriber")) {
+                        mApp, subId, callingPackage, callingFeatureId,
+                "getNetworkTypeForSubscriber")) {
             return TelephonyManager.NETWORK_TYPE_UNKNOWN;
         }
 
@@ -3803,17 +3996,20 @@
      * Returns the data network type
      */
     @Override
-    public int getDataNetworkType(String callingPackage) {
-        return getDataNetworkTypeForSubscriber(getDefaultSubscription(), callingPackage);
+    public int getDataNetworkType(String callingPackage, String callingFeatureId) {
+        return getDataNetworkTypeForSubscriber(getDefaultSubscription(), callingPackage,
+                callingFeatureId);
     }
 
     /**
      * Returns the data network type for a subId
      */
     @Override
-    public int getDataNetworkTypeForSubscriber(int subId, String callingPackage) {
+    public int getDataNetworkTypeForSubscriber(int subId, String callingPackage,
+            String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "getDataNetworkTypeForSubscriber")) {
+                mApp, subId, callingPackage, callingFeatureId,
+                "getDataNetworkTypeForSubscriber")) {
             return TelephonyManager.NETWORK_TYPE_UNKNOWN;
         }
 
@@ -3834,9 +4030,11 @@
      * Returns the Voice network type for a subId
      */
     @Override
-    public int getVoiceNetworkTypeForSubscriber(int subId, String callingPackage) {
+    public int getVoiceNetworkTypeForSubscriber(int subId, String callingPackage,
+            String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "getDataNetworkTypeForSubscriber")) {
+                mApp, subId, callingPackage, callingFeatureId,
+                "getDataNetworkTypeForSubscriber")) {
             return TelephonyManager.NETWORK_TYPE_UNKNOWN;
         }
 
@@ -3890,14 +4088,17 @@
      * or {@link Phone#LTE_ON_CDMA_TRUE}
      */
     @Override
-    public int getLteOnCdmaMode(String callingPackage) {
-        return getLteOnCdmaModeForSubscriber(getDefaultSubscription(), callingPackage);
+    public int getLteOnCdmaMode(String callingPackage, String callingFeatureId) {
+        return getLteOnCdmaModeForSubscriber(getDefaultSubscription(), callingPackage,
+                callingFeatureId);
     }
 
     @Override
-    public int getLteOnCdmaModeForSubscriber(int subId, String callingPackage) {
+    public int getLteOnCdmaModeForSubscriber(int subId, String callingPackage,
+            String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "getLteOnCdmaModeForSubscriber")) {
+                mApp, subId, callingPackage, callingFeatureId,
+                "getLteOnCdmaModeForSubscriber")) {
             return PhoneConstants.LTE_ON_CDMA_UNKNOWN;
         }
 
@@ -4221,9 +4422,10 @@
      * Get the forbidden PLMN List from the given app type (ex APPTYPE_USIM)
      * on a particular subscription
      */
-    public String[] getForbiddenPlmns(int subId, int appType, String callingPackage) {
+    public String[] getForbiddenPlmns(int subId, int appType, String callingPackage,
+            String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "getForbiddenPlmns")) {
+                mApp, subId, callingPackage, callingFeatureId, "getForbiddenPlmns")) {
             return null;
         }
 
@@ -4255,12 +4457,13 @@
      * @param appType the uicc app type, must be USIM or SIM.
      * @param fplmns the Forbiden plmns list that needed to be written to the SIM.
      * @param callingPackage the op Package name.
+     * @param callingFeatureId the feature in the package.
      * @return number of fplmns that is successfully written to the SIM.
      */
-    public int setForbiddenPlmns(
-            int subId, int appType, List<String> fplmns, String callingPackage) {
-        if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "setForbiddenPlmns")) {
+    public int setForbiddenPlmns(int subId, int appType, List<String> fplmns, String callingPackage,
+            String callingFeatureId) {
+        if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(mApp, subId, callingPackage,
+                callingFeatureId, "setForbiddenPlmns")) {
             if (DBG) logv("no permissions for setForbiddenplmns");
             throw new IllegalStateException("No Permissions for setForbiddenPlmns");
         }
@@ -4436,10 +4639,11 @@
         return false;
     }
 
-    public String[] getPcscfAddress(String apnType, String callingPackage) {
+    public String[] getPcscfAddress(String apnType, String callingPackage,
+            String callingFeatureId) {
         final Phone defaultPhone = getDefaultPhone();
-        if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, defaultPhone.getSubId(), callingPackage, "getPcscfAddress")) {
+        if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(mApp, defaultPhone.getSubId(),
+                callingPackage, callingFeatureId, "getPcscfAddress")) {
             return new String[0];
         }
 
@@ -4452,6 +4656,27 @@
     }
 
     /**
+     * Toggle IMS disable and enable for the framework to reset it. See {@link #enableIms(int)} and
+     * {@link #disableIms(int)}.
+     * @param slotIndex device slot.
+     */
+    public void resetIms(int slotIndex) {
+        enforceModifyPermission();
+
+        final long identity = Binder.clearCallingIdentity();
+        try {
+            if (mImsResolver == null) {
+                // may happen if the does not support IMS.
+                return;
+            }
+            mImsResolver.disableIms(slotIndex);
+            mImsResolver.enableIms(slotIndex);
+        } finally {
+            Binder.restoreCallingIdentity(identity);
+        }
+    }
+
+    /**
      * Enables IMS for the framework. This will trigger IMS registration and ImsFeature capability
      * status updates, if not already enabled.
      */
@@ -4690,12 +4915,11 @@
         TelephonyPermissions.enforceCallingOrSelfModifyPermissionOrCarrierPrivilege(
                 mApp, subId, "setNetworkSelectionModeAutomatic");
 
-        if (!isActiveSubscription(subId)) {
-            return;
-        }
-
         final long identity = Binder.clearCallingIdentity();
         try {
+            if (!isActiveSubscription(subId)) {
+                return;
+            }
             if (DBG) log("setNetworkSelectionModeAutomatic: subId " + subId);
             sendRequest(CMD_SET_NETWORK_SELECTION_MODE_AUTOMATIC, null, subId);
         } finally {
@@ -4742,13 +4966,15 @@
      * Scans for available networks.
      */
     @Override
-    public CellNetworkScanResult getCellNetworkScanResults(int subId, String callingPackage) {
+    public CellNetworkScanResult getCellNetworkScanResults(int subId, String callingPackage,
+            String callingFeatureId) {
         TelephonyPermissions.enforceCallingOrSelfModifyPermissionOrCarrierPrivilege(
                 mApp, subId, "getCellNetworkScanResults");
         LocationAccessPolicy.LocationPermissionResult locationResult =
                 LocationAccessPolicy.checkLocationPermission(mApp,
                         new LocationAccessPolicy.LocationPermissionQuery.Builder()
                                 .setCallingPackage(callingPackage)
+                                .setCallingFeatureId(callingFeatureId)
                                 .setCallingPid(Binder.getCallingPid())
                                 .setCallingUid(Binder.getCallingUid())
                                 .setMethod("getCellNetworkScanResults")
@@ -4782,13 +5008,14 @@
      */
     @Override
     public int requestNetworkScan(int subId, NetworkScanRequest request, Messenger messenger,
-            IBinder binder, String callingPackage) {
+            IBinder binder, String callingPackage, String callingFeatureId) {
         TelephonyPermissions.enforceCallingOrSelfModifyPermissionOrCarrierPrivilege(
                 mApp, subId, "requestNetworkScan");
         LocationAccessPolicy.LocationPermissionResult locationResult =
                 LocationAccessPolicy.checkLocationPermission(mApp,
                         new LocationAccessPolicy.LocationPermissionQuery.Builder()
                                 .setCallingPackage(callingPackage)
+                                .setCallingFeatureId(callingFeatureId)
                                 .setCallingPid(Binder.getCallingPid())
                                 .setCallingUid(Binder.getCallingUid())
                                 .setMethod("requestNetworkScan")
@@ -4869,10 +5096,10 @@
      * @return the preferred network type, defined in RILConstants.java.
      */
     @Override
-    public int getCalculatedPreferredNetworkType(String callingPackage) {
+    public int getCalculatedPreferredNetworkType(String callingPackage, String callingFeatureId) {
         final Phone defaultPhone = getDefaultPhone();
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(mApp, defaultPhone.getSubId(),
-                callingPackage, "getCalculatedPreferredNetworkType")) {
+                callingPackage, callingFeatureId, "getCalculatedPreferredNetworkType")) {
             return RILConstants.PREFERRED_NETWORK_MODE;
         }
 
@@ -4923,21 +5150,81 @@
 
         final long identity = Binder.clearCallingIdentity();
         try {
-            if (DBG) log("setPreferredNetworkType: subId " + subId + " type " + networkType);
-            Boolean success = (Boolean) sendRequest(
-                    CMD_SET_PREFERRED_NETWORK_TYPE, networkType, subId);
-            if (DBG) log("setPreferredNetworkType: " + (success ? "ok" : "fail"));
-            if (success) {
-                Settings.Global.putInt(mApp.getContentResolver(),
-                        Settings.Global.PREFERRED_NETWORK_MODE + subId, networkType);
-            }
-            return success;
+            Settings.Global.putInt(mApp.getContentResolver(),
+                    Settings.Global.PREFERRED_NETWORK_MODE + subId, networkType);
+            return setPreferredNetworkTypesInternal(subId);
         } finally {
             Binder.restoreCallingIdentity(identity);
         }
     }
 
     /**
+     * Get the allowed network types that store in the telephony provider.
+     *
+     * @param subId the id of the subscription.
+     * @return allowedNetworkTypes the allowed network types.
+     */
+    @Override
+    public long getAllowedNetworkTypes(int subId) {
+        TelephonyPermissions
+                .enforeceCallingOrSelfReadPrivilegedPhoneStatePermissionOrCarrierPrivilege(
+                    mApp, subId, "getAllowedNetworkTypes");
+
+        final long identity = Binder.clearCallingIdentity();
+        try {
+            return SubscriptionManager.getLongSubscriptionProperty(
+                    subId, SubscriptionManager.ALLOWED_NETWORK_TYPES, -1, mApp);
+        } finally {
+            Binder.restoreCallingIdentity(identity);
+        }
+    }
+
+    /**
+     * Set the allowed network types.
+     *
+     * @param subId the id of the subscription.
+     * @param allowedNetworkTypes the allowed network types.
+     * @return true on success; false on any failure.
+     */
+    @Override
+    public boolean setAllowedNetworkTypes(int subId, long allowedNetworkTypes) {
+        TelephonyPermissions.enforceCallingOrSelfModifyPermissionOrCarrierPrivilege(
+                mApp, subId, "setAllowedNetworkTypes");
+        final long identity = Binder.clearCallingIdentity();
+        try {
+            SubscriptionManager.setSubscriptionProperty(subId,
+                    SubscriptionManager.ALLOWED_NETWORK_TYPES,
+                    String.valueOf(allowedNetworkTypes));
+            return setPreferredNetworkTypesInternal(subId);
+        } finally {
+            Binder.restoreCallingIdentity(identity);
+        }
+    }
+
+    private boolean setPreferredNetworkTypesInternal(int subId) {
+        long networkTypeBitMask = RadioAccessFamily.getRafFromNetworkType(
+                Settings.Global.getInt(mApp.getContentResolver(),
+                        Settings.Global.PREFERRED_NETWORK_MODE + subId,
+                        RILConstants.PREFERRED_NETWORK_MODE));
+        long allowedNetworkTypes = SubscriptionManager.getLongSubscriptionProperty(
+                subId, SubscriptionManager.ALLOWED_NETWORK_TYPES, -1, mApp);
+        int networkMode = RadioAccessFamily.getNetworkTypeFromRaf(
+                (int) (networkTypeBitMask & allowedNetworkTypes));
+
+        if (DBG) {
+            log("setPreferredNetworkTypesInternal: subId " + subId
+                    + " networkTypes " + networkTypeBitMask
+                    + " allowedNetworkTypes " + allowedNetworkTypes
+                    + " networkMode " + networkMode);
+        }
+
+        Boolean success = (Boolean) sendRequest(
+                CMD_SET_PREFERRED_NETWORK_TYPE, networkMode, subId);
+        if (DBG) log("setPreferredNetworkTypesInternal: " + (success ? "ok" : "fail"));
+        return success;
+    }
+
+    /**
      * Check whether DUN APN is required for tethering with subId.
      *
      * @param subId the id of the subscription to require tethering.
@@ -5144,6 +5431,7 @@
 
     @Override
     public int getCarrierPrivilegeStatusForUid(int subId, int uid) {
+        enforceReadPrivilegedPermission("getCarrierPrivilegeStatusForUid");
         final Phone phone = getPhone(subId);
         if (phone == null) {
             loge("getCarrierPrivilegeStatusForUid: Invalid subId");
@@ -5156,8 +5444,8 @@
             return TelephonyManager.CARRIER_PRIVILEGE_STATUS_RULES_NOT_LOADED;
         }
         return getCarrierPrivilegeStatusFromCarrierConfigRules(
-            profile.getCarrierPrivilegeStatusForUid(
-                phone.getContext().getPackageManager(), uid), phone);
+                profile.getCarrierPrivilegeStatusForUid(
+                        phone.getContext().getPackageManager(), uid), phone);
     }
 
     @Override
@@ -5279,7 +5567,7 @@
     @Override
     public boolean setLine1NumberForDisplayForSubscriber(int subId, String alphaTag,
             String number) {
-        TelephonyPermissions.enforceCallingOrSelfCarrierPrivilege(
+        TelephonyPermissions.enforceCallingOrSelfCarrierPrivilege(mApp,
                 subId, "setLine1NumberForDisplayForSubscriber");
 
         final long identity = Binder.clearCallingIdentity();
@@ -5329,10 +5617,11 @@
     }
 
     @Override
-    public String getLine1NumberForDisplay(int subId, String callingPackage) {
+    public String getLine1NumberForDisplay(int subId, String callingPackage,
+            String callingFeatureId) {
         // This is open to apps with WRITE_SMS.
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneNumber(
-                mApp, subId, callingPackage, "getLine1NumberForDisplay")) {
+                mApp, subId, callingPackage, callingFeatureId, "getLine1NumberForDisplay")) {
             if (DBG_MERGE) log("getLine1NumberForDisplay returning null due to permission");
             return null;
         }
@@ -5356,9 +5645,10 @@
     }
 
     @Override
-    public String getLine1AlphaTagForDisplay(int subId, String callingPackage) {
+    public String getLine1AlphaTagForDisplay(int subId, String callingPackage,
+            String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "getLine1AlphaTagForDisplay")) {
+                mApp, subId, callingPackage, callingFeatureId, "getLine1AlphaTagForDisplay")) {
             return null;
         }
 
@@ -5376,12 +5666,13 @@
     }
 
     @Override
-    public String[] getMergedSubscriberIds(int subId, String callingPackage) {
+    public String[] getMergedSubscriberIds(int subId, String callingPackage,
+            String callingFeatureId) {
         // This API isn't public, so no need to provide a valid subscription ID - we're not worried
         // about carrier-privileged callers not having access.
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
                 mApp, SubscriptionManager.INVALID_SUBSCRIPTION_ID, callingPackage,
-                "getMergedSubscriberIds")) {
+                callingFeatureId, "getMergedSubscriberIds")) {
             return null;
         }
 
@@ -5486,7 +5777,8 @@
             // Get all subscriberIds from the group.
             final List<String> mergedSubscriberIds = new ArrayList<>();
             final List<SubscriptionInfo> groupInfos = SubscriptionController.getInstance()
-                    .getSubscriptionsInGroup(groupUuid, mApp.getOpPackageName());
+                    .getSubscriptionsInGroup(groupUuid, mApp.getOpPackageName(),
+                            null);
             for (SubscriptionInfo subInfo : groupInfos) {
                 subscriberId = telephonyManager.getSubscriberId(subInfo.getSubscriptionId());
                 if (subscriberId != null) {
@@ -5503,7 +5795,7 @@
 
     @Override
     public boolean setOperatorBrandOverride(int subId, String brand) {
-        TelephonyPermissions.enforceCallingOrSelfCarrierPrivilege(
+        TelephonyPermissions.enforceCallingOrSelfCarrierPrivilege(mApp,
                 subId, "setOperatorBrandOverride");
 
         final long identity = Binder.clearCallingIdentity();
@@ -5519,7 +5811,8 @@
     public boolean setRoamingOverride(int subId, List<String> gsmRoamingList,
             List<String> gsmNonRoamingList, List<String> cdmaRoamingList,
             List<String> cdmaNonRoamingList) {
-        TelephonyPermissions.enforceCallingOrSelfCarrierPrivilege(subId, "setRoamingOverride");
+        TelephonyPermissions.enforceCallingOrSelfCarrierPrivilege(
+                mApp, subId, "setRoamingOverride");
 
         final long identity = Binder.clearCallingIdentity();
         try {
@@ -5610,10 +5903,10 @@
     }
 
     @Override
-    public boolean isVideoCallingEnabled(String callingPackage) {
+    public boolean isVideoCallingEnabled(String callingPackage, String callingFeatureId) {
         final Phone defaultPhone = getDefaultPhone();
-        if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, defaultPhone.getSubId(), callingPackage, "isVideoCallingEnabled")) {
+        if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(mApp, defaultPhone.getSubId(),
+                callingPackage, callingFeatureId, "isVideoCallingEnabled")) {
             return false;
         }
 
@@ -5634,9 +5927,11 @@
     }
 
     @Override
-    public boolean canChangeDtmfToneLength(int subId, String callingPackage) {
+    public boolean canChangeDtmfToneLength(int subId, String callingPackage,
+            String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "isVideoCallingEnabled")) {
+                mApp, subId, callingPackage, callingFeatureId,
+                "isVideoCallingEnabled")) {
             return false;
         }
 
@@ -5652,9 +5947,9 @@
     }
 
     @Override
-    public boolean isWorldPhone(int subId, String callingPackage) {
+    public boolean isWorldPhone(int subId, String callingPackage, String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "isVideoCallingEnabled")) {
+                mApp, subId, callingPackage, callingFeatureId, "isVideoCallingEnabled")) {
             return false;
         }
 
@@ -5718,12 +6013,23 @@
     public boolean isRttEnabled(int subscriptionId) {
         final long identity = Binder.clearCallingIdentity();
         try {
-            return isRttSupported(subscriptionId);
+            boolean isRttSupported = isRttSupported(subscriptionId);
+            boolean isUserRttSettingOn = Settings.Secure.getInt(
+                    mApp.getContentResolver(), Settings.Secure.RTT_CALLING_MODE, 0) != 0;
+            boolean shouldIgnoreUserRttSetting = mApp.getCarrierConfigForSubId(subscriptionId)
+                    .getBoolean(CarrierConfigManager.KEY_IGNORE_RTT_MODE_SETTING_BOOL);
+            return isRttSupported && (isUserRttSettingOn || shouldIgnoreUserRttSetting);
         } finally {
             Binder.restoreCallingIdentity(identity);
         }
     }
 
+    @Deprecated
+    @Override
+    public String getDeviceId(String callingPackage) {
+        return getDeviceIdWithFeature(callingPackage, null);
+    }
+
     /**
      * Returns the unique device ID of phone, for example, the IMEI for
      * GSM and the MEID for CDMA phones. Return null if device ID is not available.
@@ -5732,14 +6038,14 @@
      *   {@link android.Manifest.permission#READ_PHONE_STATE READ_PHONE_STATE}
      */
     @Override
-    public String getDeviceId(String callingPackage) {
+    public String getDeviceIdWithFeature(String callingPackage, String callingFeatureId) {
         final Phone phone = PhoneFactory.getPhone(0);
         if (phone == null) {
             return null;
         }
         int subId = phone.getSubId();
         if (!TelephonyPermissions.checkCallingOrSelfReadDeviceIdentifiers(mApp, subId,
-                callingPackage, "getDeviceId")) {
+                callingPackage, callingFeatureId, "getDeviceId")) {
             return null;
         }
 
@@ -5778,9 +6084,9 @@
 
     @Override
     public int getSubIdForPhoneAccountHandle(
-            PhoneAccountHandle phoneAccountHandle, String callingPackage) {
+            PhoneAccountHandle phoneAccountHandle, String callingPackage, String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(mApp, getDefaultSubscription(),
-                callingPackage, "getSubIdForPhoneAccountHandle")) {
+                callingPackage, callingFeatureId, "getSubIdForPhoneAccountHandle")) {
             throw new SecurityException("Requires READ_PHONE_STATE permission.");
         }
         final long identity = Binder.clearCallingIdentity();
@@ -5914,7 +6220,7 @@
         final long identity = Binder.clearCallingIdentity();
         try {
             final SubscriptionInfo info = mSubscriptionController.getActiveSubscriptionInfo(subId,
-                    phone.getContext().getOpPackageName());
+                    phone.getContext().getOpPackageName(), null);
             if (info == null) {
                 log("getSimLocaleForSubscriber, inactive subId: " + subId);
                 return null;
@@ -5952,14 +6258,16 @@
     }
 
     private List<SubscriptionInfo> getAllSubscriptionInfoList() {
-        return mSubscriptionController.getAllSubInfoList(mApp.getOpPackageName());
+        return mSubscriptionController.getAllSubInfoList(mApp.getOpPackageName(),
+                null);
     }
 
     /**
      * NOTE: this method assumes permission checks are done and caller identity has been cleared.
      */
     private List<SubscriptionInfo> getActiveSubscriptionInfoListPrivileged() {
-        return mSubscriptionController.getActiveSubscriptionInfoList(mApp.getOpPackageName());
+        return mSubscriptionController.getActiveSubscriptionInfoList(mApp.getOpPackageName(),
+                null);
     }
 
     private final ModemActivityInfo mLastModemActivityInfo =
@@ -6042,9 +6350,10 @@
      * Returns the service state information on specified subscription.
      */
     @Override
-    public ServiceState getServiceStateForSubscriber(int subId, String callingPackage) {
+    public ServiceState getServiceStateForSubscriber(int subId, String callingPackage,
+            String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "getServiceStateForSubscriber")) {
+                mApp, subId, callingPackage, callingFeatureId, "getServiceStateForSubscriber")) {
             return null;
         }
 
@@ -6052,6 +6361,7 @@
                 LocationAccessPolicy.checkLocationPermission(mApp,
                         new LocationAccessPolicy.LocationPermissionQuery.Builder()
                                 .setCallingPackage(callingPackage)
+                                .setCallingFeatureId(callingFeatureId)
                                 .setCallingPid(Binder.getCallingPid())
                                 .setCallingUid(Binder.getCallingUid())
                                 .setMethod("getServiceStateForSubscriber")
@@ -6063,6 +6373,7 @@
                 LocationAccessPolicy.checkLocationPermission(mApp,
                         new LocationAccessPolicy.LocationPermissionQuery.Builder()
                                 .setCallingPackage(callingPackage)
+                                .setCallingFeatureId(callingFeatureId)
                                 .setCallingPid(Binder.getCallingPid())
                                 .setCallingUid(Binder.getCallingUid())
                                 .setMethod("getServiceStateForSubscriber")
@@ -6087,8 +6398,8 @@
             // Scrub out the location info in ServiceState depending on what level of access
             // the caller has.
             if (hasFinePermission) return ss;
-            if (hasCoarsePermission) return ss.sanitizeLocationInfo(false);
-            return ss.sanitizeLocationInfo(true);
+            if (hasCoarsePermission) return ss.createLocationInfoSanitizedCopy(false);
+            return ss.createLocationInfoSanitizedCopy(true);
         } finally {
             Binder.restoreCallingIdentity(identity);
         }
@@ -6592,9 +6903,10 @@
      * @hide
      */
     @Override
-    public List<ClientRequestStats> getClientRequestStats(String callingPackage, int subId) {
+    public List<ClientRequestStats> getClientRequestStats(String callingPackage,
+            String callingFeatureId, int subId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "getClientRequestStats")) {
+                mApp, subId, callingPackage, callingFeatureId, "getClientRequestStats")) {
             return null;
         }
         Phone phone = getPhone(subId);
@@ -6705,14 +7017,15 @@
      * Get the current modem radio state for the given slot.
      * @param slotIndex slot index.
      * @param callingPackage the name of the package making the call.
+     * @param callingFeatureId The feature in the package.
      * @return the current radio power state from the modem
      */
     @Override
-    public int getRadioPowerState(int slotIndex, String callingPackage) {
+    public int getRadioPowerState(int slotIndex, String callingPackage, String callingFeatureId) {
         Phone phone = PhoneFactory.getPhone(slotIndex);
         if (phone != null) {
-            if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                    mApp, phone.getSubId(), callingPackage, "getRadioPowerState")) {
+            if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(mApp, phone.getSubId(),
+                    callingPackage, callingFeatureId, "getRadioPowerState")) {
                 return TelephonyManager.RADIO_POWER_UNAVAILABLE;
             }
 
@@ -7062,9 +7375,11 @@
     }
 
     @Override
-    public int getNumberOfModemsWithSimultaneousDataConnections(int subId, String callingPackage) {
+    public int getNumberOfModemsWithSimultaneousDataConnections(int subId, String callingPackage,
+            String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "getNumberOfModemsWithSimultaneousDataConnections")) {
+                mApp, subId, callingPackage, callingFeatureId,
+                "getNumberOfModemsWithSimultaneousDataConnections")) {
             return -1;
         }
 
@@ -7117,9 +7432,10 @@
 
     @Override
     public Map<Integer, List<EmergencyNumber>> getEmergencyNumberList(
-            String callingPackage) {
+            String callingPackage, String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, getDefaultSubscription(), callingPackage, "getEmergencyNumberList")) {
+                mApp, getDefaultSubscription(), callingPackage, callingFeatureId,
+                "getEmergencyNumberList")) {
             throw new SecurityException("Requires READ_PHONE_STATE permission.");
         }
         final long identity = Binder.clearCallingIdentity();
@@ -7305,12 +7621,14 @@
      * Whether a modem stack is enabled or not.
      */
     @Override
-    public boolean isModemEnabledForSlot(int slotIndex, String callingPackage) {
+    public boolean isModemEnabledForSlot(int slotIndex, String callingPackage,
+            String callingFeatureId) {
         Phone phone = PhoneFactory.getPhone(slotIndex);
         if (phone == null) return false;
 
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, phone.getSubId(), callingPackage, "isModemEnabledForSlot")) {
+                mApp, phone.getSubId(), callingPackage, callingFeatureId,
+                "isModemEnabledForSlot")) {
             throw new SecurityException("Requires READ_PHONE_STATE permission.");
         }
 
@@ -7342,9 +7660,10 @@
 
     @Override
     @TelephonyManager.IsMultiSimSupportedResult
-    public int isMultiSimSupported(String callingPackage) {
+    public int isMultiSimSupported(String callingPackage, String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(mApp,
-                getDefaultPhone().getSubId(), callingPackage, "isMultiSimSupported")) {
+                getDefaultPhone().getSubId(), callingPackage, callingFeatureId,
+                "isMultiSimSupported")) {
             return TelephonyManager.MULTISIM_NOT_SUPPORTED_BY_HARDWARE;
         }
 
@@ -7445,9 +7764,11 @@
      * Return value defaults to true.
      */
     @Override
-    public boolean doesSwitchMultiSimConfigTriggerReboot(int subId, String callingPackage) {
+    public boolean doesSwitchMultiSimConfigTriggerReboot(int subId, String callingPackage,
+            String callingFeatureId) {
         if (!TelephonyPermissions.checkCallingOrSelfReadPhoneState(
-                mApp, subId, callingPackage, "doesSwitchMultiSimConfigTriggerReboot")) {
+                mApp, subId, callingPackage, callingFeatureId,
+                "doesSwitchMultiSimConfigTriggerReboot")) {
             return false;
         }
         final long identity = Binder.clearCallingIdentity();
@@ -7546,6 +7867,17 @@
     }
 
     @Override
+    public boolean isMvnoMatched(int subId, int mvnoType, @NonNull String mvnoMatchData) {
+        IccRecords iccRecords = UiccController.getInstance().getIccRecords(
+                SubscriptionManager.getPhoneId(subId), UiccController.APP_FAM_3GPP);
+        if (iccRecords == null) {
+            Log.d(LOG_TAG, "isMvnoMatched# IccRecords is null");
+            return false;
+        }
+        return ApnSettingUtils.mvnoMatches(iccRecords, mvnoType, mvnoMatchData);
+    }
+
+    @Override
     public void enqueueSmsPickResult(String callingPackage, IIntegerConsumer pendingSubIdResult) {
         SmsPermissions permissions = new SmsPermissions(getDefaultPhone(), mApp,
                 (AppOpsManager) mApp.getSystemService(Context.APP_OPS_SERVICE));
@@ -7645,4 +7977,28 @@
             Binder.restoreCallingIdentity(identity);
         }
     }
+
+    /**
+     * Notify that an RCS autoconfiguration XML file has been received for provisioning.
+     *
+     * @param config       The XML file to be read. ASCII/UTF8 encoded text if not compressed.
+     * @param isCompressed The XML file is compressed in gzip format and must be decompressed
+     *                     before being read.
+     */
+    @Override
+    public void notifyRcsAutoConfigurationReceived(int subId, @NonNull byte[] config, boolean
+            isCompressed) {
+        TelephonyPermissions.enforceCallingOrSelfModifyPermissionOrCarrierPrivilege(
+                mApp, subId, "notifyRcsAutoConfigurationReceived");
+        try {
+            IImsConfig configBinder = getImsConfig(getSlotIndex(subId), ImsFeature.FEATURE_RCS);
+            if (configBinder == null) {
+                Rlog.e(LOG_TAG, "null result for getImsConfig");
+            } else {
+                configBinder.notifyRcsAutoConfigurationReceived(config, isCompressed);
+            }
+        } catch (RemoteException e) {
+            Rlog.e(LOG_TAG, "fail to getImsConfig " + e.getMessage());
+        }
+    }
 }
diff --git a/src/com/android/phone/PhoneUtils.java b/src/com/android/phone/PhoneUtils.java
index c865f14..20a818e 100644
--- a/src/com/android/phone/PhoneUtils.java
+++ b/src/com/android/phone/PhoneUtils.java
@@ -31,7 +31,7 @@
 import android.telecom.VideoProfile;
 import android.telephony.CarrierConfigManager;
 import android.telephony.PhoneNumberUtils;
-import android.telephony.Rlog;
+import com.android.telephony.Rlog;
 import android.telephony.SubscriptionManager;
 import android.text.TextUtils;
 import android.util.Log;
diff --git a/src/com/android/phone/ServiceStateProvider.java b/src/com/android/phone/ServiceStateProvider.java
new file mode 100644
index 0000000..a7d27d5
--- /dev/null
+++ b/src/com/android/phone/ServiceStateProvider.java
@@ -0,0 +1,566 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.phone;
+
+import static android.provider.Telephony.ServiceStateTable;
+import static android.provider.Telephony.ServiceStateTable.CONTENT_URI;
+import static android.provider.Telephony.ServiceStateTable.IS_MANUAL_NETWORK_SELECTION;
+import static android.provider.Telephony.ServiceStateTable.VOICE_REG_STATE;
+import static android.provider.Telephony.ServiceStateTable.getUriForSubscriptionId;
+import static android.provider.Telephony.ServiceStateTable.getUriForSubscriptionIdAndField;
+
+import android.content.ContentProvider;
+import android.content.ContentValues;
+import android.content.Context;
+import android.database.Cursor;
+import android.database.MatrixCursor;
+import android.database.MatrixCursor.RowBuilder;
+import android.net.Uri;
+import android.os.Parcel;
+import android.telephony.ServiceState;
+import android.telephony.SubscriptionManager;
+import android.util.Log;
+
+import com.android.internal.annotations.VisibleForTesting;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Objects;
+
+/**
+ * The class to provide base facility to access ServiceState related content,
+ * which is stored in a SQLite database.
+ */
+public class ServiceStateProvider extends ContentProvider {
+    private static final String TAG = "ServiceStateProvider";
+
+    public static final String AUTHORITY = ServiceStateTable.AUTHORITY;
+    public static final Uri AUTHORITY_URI = Uri.parse("content://" + AUTHORITY);
+
+    /**
+     * The current service state.
+     *
+     * This is the entire {@link ServiceState} object in byte array.
+     *
+     * @hide
+     */
+    public static final String SERVICE_STATE = "service_state";
+
+    /**
+     * An integer value indicating the current data service state.
+     * <p>
+     * Valid values: {@link ServiceState#STATE_IN_SERVICE},
+     * {@link ServiceState#STATE_OUT_OF_SERVICE}, {@link ServiceState#STATE_EMERGENCY_ONLY},
+     * {@link ServiceState#STATE_POWER_OFF}.
+     * <p>
+     * This is the same as {@link ServiceState#getDataRegState()}.
+     * @hide
+     */
+    public static final String DATA_REG_STATE = "data_reg_state";
+
+    /**
+     * An integer value indicating the current voice roaming type.
+     * <p>
+     * This is the same as {@link ServiceState#getVoiceRoamingType()}.
+     * @hide
+     */
+    public static final String VOICE_ROAMING_TYPE = "voice_roaming_type";
+
+    /**
+     * An integer value indicating the current data roaming type.
+     * <p>
+     * This is the same as {@link ServiceState#getDataRoamingType()}.
+     * @hide
+     */
+    public static final String DATA_ROAMING_TYPE = "data_roaming_type";
+
+    /**
+     * The current registered voice network operator name in long alphanumeric format.
+     * <p>
+     * This is the same as {@link ServiceState#getOperatorAlphaLong()}.
+     * @hide
+     */
+    public static final String VOICE_OPERATOR_ALPHA_LONG = "voice_operator_alpha_long";
+
+    /**
+     * The current registered operator name in short alphanumeric format.
+     * <p>
+     * In GSM/UMTS, short format can be up to 8 characters long. The current registered voice
+     * network operator name in long alphanumeric format.
+     * <p>
+     * This is the same as {@link ServiceState#getOperatorAlphaShort()}.
+     * @hide
+     */
+    public static final String VOICE_OPERATOR_ALPHA_SHORT = "voice_operator_alpha_short";
+
+    /**
+     * The current registered operator numeric id.
+     * <p>
+     * In GSM/UMTS, numeric format is 3 digit country code plus 2 or 3 digit
+     * network code.
+     * <p>
+     * This is the same as {@link ServiceState#getOperatorNumeric()}.
+     */
+    public static final String VOICE_OPERATOR_NUMERIC = "voice_operator_numeric";
+
+    /**
+     * The current registered data network operator name in long alphanumeric format.
+     * <p>
+     * This is the same as {@link ServiceState#getOperatorAlphaLong()}.
+     * @hide
+     */
+    public static final String DATA_OPERATOR_ALPHA_LONG = "data_operator_alpha_long";
+
+    /**
+     * The current registered data network operator name in short alphanumeric format.
+     * <p>
+     * This is the same as {@link ServiceState#getOperatorAlphaShort()}.
+     * @hide
+     */
+    public static final String DATA_OPERATOR_ALPHA_SHORT = "data_operator_alpha_short";
+
+    /**
+     * The current registered data network operator numeric id.
+     * <p>
+     * This is the same as {@link ServiceState#getOperatorNumeric()}.
+     * @hide
+     */
+    public static final String DATA_OPERATOR_NUMERIC = "data_operator_numeric";
+
+    /**
+     * This is the same as {@link ServiceState#getRilVoiceRadioTechnology()}.
+     * @hide
+     */
+    public static final String RIL_VOICE_RADIO_TECHNOLOGY = "ril_voice_radio_technology";
+
+    /**
+     * This is the same as {@link ServiceState#getRilDataRadioTechnology()}.
+     * @hide
+     */
+    public static final String RIL_DATA_RADIO_TECHNOLOGY = "ril_data_radio_technology";
+
+    /**
+     * This is the same as {@link ServiceState#getCssIndicator()}.
+     * @hide
+     */
+    public static final String CSS_INDICATOR = "css_indicator";
+
+    /**
+     * This is the same as {@link ServiceState#getCdmaNetworkId()}.
+     * @hide
+     */
+    public static final String NETWORK_ID = "network_id";
+
+    /**
+     * This is the same as {@link ServiceState#getCdmaSystemId()}.
+     * @hide
+     */
+    public static final String SYSTEM_ID = "system_id";
+
+    /**
+     * This is the same as {@link ServiceState#getCdmaRoamingIndicator()}.
+     * @hide
+     */
+    public static final String CDMA_ROAMING_INDICATOR = "cdma_roaming_indicator";
+
+    /**
+     * This is the same as {@link ServiceState#getCdmaDefaultRoamingIndicator()}.
+     * @hide
+     */
+    public static final String CDMA_DEFAULT_ROAMING_INDICATOR =
+            "cdma_default_roaming_indicator";
+
+    /**
+     * This is the same as {@link ServiceState#getCdmaEriIconIndex()}.
+     * @hide
+     */
+    public static final String CDMA_ERI_ICON_INDEX = "cdma_eri_icon_index";
+
+    /**
+     * This is the same as {@link ServiceState#getCdmaEriIconMode()}.
+     * @hide
+     */
+    public static final String CDMA_ERI_ICON_MODE = "cdma_eri_icon_mode";
+
+    /**
+     * This is the same as {@link ServiceState#isEmergencyOnly()}.
+     * @hide
+     */
+    public static final String IS_EMERGENCY_ONLY = "is_emergency_only";
+
+    /**
+     * This is the same as {@link ServiceState#getDataRoamingFromRegistration()}.
+     * @hide
+     */
+    public static final String IS_DATA_ROAMING_FROM_REGISTRATION =
+            "is_data_roaming_from_registration";
+
+    /**
+     * This is the same as {@link ServiceState#isUsingCarrierAggregation()}.
+     * @hide
+     */
+    public static final String IS_USING_CARRIER_AGGREGATION = "is_using_carrier_aggregation";
+
+    /**
+     * The current registered raw data network operator name in long alphanumeric format.
+     * <p>
+     * This is the same as {@link ServiceState#getOperatorAlphaLongRaw()}.
+     * @hide
+     */
+    public static final String OPERATOR_ALPHA_LONG_RAW = "operator_alpha_long_raw";
+
+    /**
+     * The current registered raw data network operator name in short alphanumeric format.
+     * <p>
+     * This is the same as {@link ServiceState#getOperatorAlphaShortRaw()}.
+     * @hide
+     */
+    public static final String OPERATOR_ALPHA_SHORT_RAW = "operator_alpha_short_raw";
+
+    private final HashMap<Integer, ServiceState> mServiceStates = new HashMap<>();
+    private static final String[] sColumns = {
+        VOICE_REG_STATE,
+        DATA_REG_STATE,
+        VOICE_ROAMING_TYPE,
+        DATA_ROAMING_TYPE,
+        VOICE_OPERATOR_ALPHA_LONG,
+        VOICE_OPERATOR_ALPHA_SHORT,
+        VOICE_OPERATOR_NUMERIC,
+        DATA_OPERATOR_ALPHA_LONG,
+        DATA_OPERATOR_ALPHA_SHORT,
+        DATA_OPERATOR_NUMERIC,
+        IS_MANUAL_NETWORK_SELECTION,
+        RIL_VOICE_RADIO_TECHNOLOGY,
+        RIL_DATA_RADIO_TECHNOLOGY,
+        CSS_INDICATOR,
+        NETWORK_ID,
+        SYSTEM_ID,
+        CDMA_ROAMING_INDICATOR,
+        CDMA_DEFAULT_ROAMING_INDICATOR,
+        CDMA_ERI_ICON_INDEX,
+        CDMA_ERI_ICON_MODE,
+        IS_EMERGENCY_ONLY,
+        IS_USING_CARRIER_AGGREGATION,
+        OPERATOR_ALPHA_LONG_RAW,
+        OPERATOR_ALPHA_SHORT_RAW,
+    };
+
+    @Override
+    public boolean onCreate() {
+        return true;
+    }
+
+    /**
+     * Returns the {@link ServiceState} information on specified subscription.
+     *
+     * @param subId whose subscriber id is returned
+     * @return the {@link ServiceState} information on specified subscription.
+     */
+    @VisibleForTesting
+    public ServiceState getServiceState(int subId) {
+        return mServiceStates.get(subId);
+    }
+
+    /**
+     * Returns the system's default subscription id.
+     *
+     * @return the "system" default subscription id.
+     */
+    @VisibleForTesting
+    public int getDefaultSubId() {
+        return SubscriptionManager.getDefaultSubscriptionId();
+    }
+
+    @Override
+    public Uri insert(Uri uri, ContentValues values) {
+        if (isPathPrefixMatch(uri, CONTENT_URI)) {
+            // Parse the subId
+            int subId = 0;
+            try {
+                subId = Integer.parseInt(uri.getLastPathSegment());
+            } catch (NumberFormatException e) {
+                Log.e(TAG, "insert: no subId provided in uri");
+                throw e;
+            }
+            Log.d(TAG, "subId=" + subId);
+
+            // handle DEFAULT_SUBSCRIPTION_ID
+            if (subId == SubscriptionManager.DEFAULT_SUBSCRIPTION_ID) {
+                subId = getDefaultSubId();
+            }
+
+            final Parcel p = Parcel.obtain();
+            final byte[] rawBytes = values.getAsByteArray(SERVICE_STATE);
+            p.unmarshall(rawBytes, 0, rawBytes.length);
+            p.setDataPosition(0);
+
+            // create the new service state
+            final ServiceState newSS = ServiceState.CREATOR.createFromParcel(p);
+
+            // notify listeners
+            // if ss is null (e.g. first service state update) we will notify for all fields
+            ServiceState ss = getServiceState(subId);
+            notifyChangeForSubIdAndField(getContext(), ss, newSS, subId);
+            notifyChangeForSubId(getContext(), ss, newSS, subId);
+
+            // store the new service state
+            mServiceStates.put(subId, newSS);
+            return uri;
+        }
+        return null;
+    }
+
+    @Override
+    public int delete(Uri uri, String selection, String[] selectionArgs) {
+        throw new RuntimeException("Not supported");
+    }
+
+    @Override
+    public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
+        throw new RuntimeException("Not supported");
+    }
+
+    @Override
+    public String getType(Uri uri) {
+        throw new RuntimeException("Not supported");
+    }
+
+    @Override
+    public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
+            String sortOrder) {
+        if (!isPathPrefixMatch(uri, CONTENT_URI)) {
+            throw new IllegalArgumentException("Invalid URI: " + uri);
+        } else {
+            // Parse the subId
+            int subId = 0;
+            try {
+                subId = Integer.parseInt(uri.getLastPathSegment());
+            } catch (NumberFormatException e) {
+                Log.d(TAG, "query: no subId provided in uri, using default.");
+                subId = getDefaultSubId();
+            }
+            Log.d(TAG, "subId=" + subId);
+
+            // handle DEFAULT_SUBSCRIPTION_ID
+            if (subId == SubscriptionManager.DEFAULT_SUBSCRIPTION_ID) {
+                subId = getDefaultSubId();
+            }
+
+            // Get the service state
+            ServiceState ss = getServiceState(subId);
+            if (ss == null) {
+                Log.d(TAG, "returning null");
+                return null;
+            }
+
+            // Build the result
+            final int voice_reg_state = ss.getState();
+            final int data_reg_state = ss.getDataRegistrationState();
+            final int voice_roaming_type = ss.getVoiceRoamingType();
+            final int data_roaming_type = ss.getDataRoamingType();
+            final String voice_operator_alpha_long = ss.getOperatorAlphaLong();
+            final String voice_operator_alpha_short = ss.getOperatorAlphaShort();
+            final String voice_operator_numeric = ss.getOperatorNumeric();
+            final String data_operator_alpha_long = ss.getOperatorAlphaLong();
+            final String data_operator_alpha_short = ss.getOperatorAlphaShort();
+            final String data_operator_numeric = ss.getOperatorNumeric();
+            final int is_manual_network_selection = (ss.getIsManualSelection()) ? 1 : 0;
+            final int ril_voice_radio_technology = ss.getRilVoiceRadioTechnology();
+            final int ril_data_radio_technology = ss.getRilDataRadioTechnology();
+            final int css_indicator = ss.getCssIndicator();
+            final int network_id = ss.getCdmaNetworkId();
+            final int system_id = ss.getCdmaSystemId();
+            final int cdma_roaming_indicator = ss.getCdmaRoamingIndicator();
+            final int cdma_default_roaming_indicator = ss.getCdmaDefaultRoamingIndicator();
+            final int cdma_eri_icon_index = ss.getCdmaEriIconIndex();
+            final int cdma_eri_icon_mode = ss.getCdmaEriIconMode();
+            final int is_emergency_only = (ss.isEmergencyOnly()) ? 1 : 0;
+            final int is_using_carrier_aggregation = (ss.isUsingCarrierAggregation()) ? 1 : 0;
+            final String operator_alpha_long_raw = ss.getOperatorAlphaLongRaw();
+            final String operator_alpha_short_raw = ss.getOperatorAlphaShortRaw();
+
+            return buildSingleRowResult(projection, sColumns, new Object[] {
+                    voice_reg_state,
+                    data_reg_state,
+                    voice_roaming_type,
+                    data_roaming_type,
+                    voice_operator_alpha_long,
+                    voice_operator_alpha_short,
+                    voice_operator_numeric,
+                    data_operator_alpha_long,
+                    data_operator_alpha_short,
+                    data_operator_numeric,
+                    is_manual_network_selection,
+                    ril_voice_radio_technology,
+                    ril_data_radio_technology,
+                    css_indicator,
+                    network_id,
+                    system_id,
+                    cdma_roaming_indicator,
+                    cdma_default_roaming_indicator,
+                    cdma_eri_icon_index,
+                    cdma_eri_icon_mode,
+                    is_emergency_only,
+                    is_using_carrier_aggregation,
+                    operator_alpha_long_raw,
+                    operator_alpha_short_raw,
+            });
+        }
+    }
+
+    private static Cursor buildSingleRowResult(String[] projection, String[] availableColumns,
+            Object[] data) {
+        if (projection == null) {
+            projection = availableColumns;
+        }
+        final MatrixCursor c = new MatrixCursor(projection, 1);
+        final RowBuilder row = c.newRow();
+        for (int i = 0; i < c.getColumnCount(); i++) {
+            final String columnName = c.getColumnName(i);
+            boolean found = false;
+            for (int j = 0; j < availableColumns.length; j++) {
+                if (availableColumns[j].equals(columnName)) {
+                    row.add(data[j]);
+                    found = true;
+                    break;
+                }
+            }
+            if (!found) {
+                throw new IllegalArgumentException("Invalid column " + projection[i]);
+            }
+        }
+        return c;
+    }
+
+    /**
+     * Notify interested apps that certain fields of the ServiceState have changed.
+     *
+     * Apps which want to wake when specific fields change can use
+     * JobScheduler's TriggerContentUri.  This replaces the waking functionality of the implicit
+     * broadcast of ACTION_SERVICE_STATE_CHANGED for apps targeting version O.
+     *
+     * We will only notify for certain fields. This is an intentional change from the behavior of
+     * the broadcast. Listeners will be notified when the voice or data registration state or
+     * roaming type changes.
+     */
+    @VisibleForTesting
+    public static void notifyChangeForSubIdAndField(Context context, ServiceState oldSS,
+            ServiceState newSS, int subId) {
+        final boolean firstUpdate = (oldSS == null) ? true : false;
+
+        // for every field, if the field has changed values, notify via the provider
+        if (firstUpdate || voiceRegStateChanged(oldSS, newSS)) {
+            context.getContentResolver().notifyChange(
+                    getUriForSubscriptionIdAndField(subId, VOICE_REG_STATE),
+                    /* observer= */ null, /* syncToNetwork= */ false);
+        }
+        if (firstUpdate || dataRegStateChanged(oldSS, newSS)) {
+            context.getContentResolver().notifyChange(
+                    getUriForSubscriptionIdAndField(subId, DATA_REG_STATE), null, false);
+        }
+        if (firstUpdate || voiceRoamingTypeChanged(oldSS, newSS)) {
+            context.getContentResolver().notifyChange(
+                    getUriForSubscriptionIdAndField(subId, VOICE_ROAMING_TYPE), null, false);
+        }
+        if (firstUpdate || dataRoamingTypeChanged(oldSS, newSS)) {
+            context.getContentResolver().notifyChange(
+                    getUriForSubscriptionIdAndField(subId, DATA_ROAMING_TYPE), null, false);
+        }
+    }
+
+    private static boolean voiceRegStateChanged(ServiceState oldSS, ServiceState newSS) {
+        return oldSS.getState() != newSS.getState();
+    }
+
+    private static boolean dataRegStateChanged(ServiceState oldSS, ServiceState newSS) {
+        return oldSS.getDataRegistrationState() != newSS.getDataRegistrationState();
+    }
+
+    private static boolean voiceRoamingTypeChanged(ServiceState oldSS, ServiceState newSS) {
+        return oldSS.getVoiceRoamingType() != newSS.getVoiceRoamingType();
+    }
+
+    private static boolean dataRoamingTypeChanged(ServiceState oldSS, ServiceState newSS) {
+        return oldSS.getDataRoamingType() != newSS.getDataRoamingType();
+    }
+
+    /**
+     * Notify interested apps that the ServiceState has changed.
+     *
+     * Apps which want to wake when any field in the ServiceState has changed can use
+     * JobScheduler's TriggerContentUri.  This replaces the waking functionality of the implicit
+     * broadcast of ACTION_SERVICE_STATE_CHANGED for apps targeting version O.
+     *
+     * We will only notify for certain fields. This is an intentional change from the behavior of
+     * the broadcast. Listeners will only be notified when the voice/data registration state or
+     * roaming type changes.
+     */
+    @VisibleForTesting
+    public static void notifyChangeForSubId(Context context, ServiceState oldSS, ServiceState newSS,
+            int subId) {
+        // if the voice or data registration or roaming state field has changed values, notify via
+        // the provider.
+        // If oldSS is null and newSS is not (e.g. first update of service state) this will also
+        // notify
+        if (oldSS == null || voiceRegStateChanged(oldSS, newSS) || dataRegStateChanged(oldSS, newSS)
+                || voiceRoamingTypeChanged(oldSS, newSS) || dataRoamingTypeChanged(oldSS, newSS)) {
+            context.getContentResolver().notifyChange(getUriForSubscriptionId(subId), null, false);
+        }
+    }
+
+    /**
+     * Test if this is a path prefix match against the given Uri. Verifies that
+     * scheme, authority, and atomic path segments match.
+     *
+     * Copied from frameworks/base/core/java/android/net/Uri.java
+     */
+    private boolean isPathPrefixMatch(Uri uriA, Uri uriB) {
+        if (!Objects.equals(uriA.getScheme(), uriB.getScheme())) return false;
+        if (!Objects.equals(uriA.getAuthority(), uriB.getAuthority())) return false;
+
+        List<String> segA = uriA.getPathSegments();
+        List<String> segB = uriB.getPathSegments();
+
+        final int size = segB.size();
+        if (segA.size() < size) return false;
+
+        for (int i = 0; i < size; i++) {
+            if (!Objects.equals(segA.get(i), segB.get(i))) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    /**
+     * Used to insert a ServiceState into the ServiceStateProvider as a ContentValues instance.
+     *
+     * @param state the ServiceState to convert into ContentValues
+     * @return the convertedContentValues instance
+     * @hide
+     */
+    public static ContentValues getContentValuesForServiceState(ServiceState state) {
+        ContentValues values = new ContentValues();
+        final Parcel p = Parcel.obtain();
+        state.writeToParcel(p, 0);
+        // Turn the parcel to byte array. Safe to do this because the content values were never
+        // written into a persistent storage. ServiceStateProvider keeps values in the memory.
+        values.put(SERVICE_STATE, p.marshall());
+        return values;
+    }
+}
diff --git a/src/com/android/phone/settings/AccessibilitySettingsFragment.java b/src/com/android/phone/settings/AccessibilitySettingsFragment.java
index c9aa630..b665f4b 100644
--- a/src/com/android/phone/settings/AccessibilitySettingsFragment.java
+++ b/src/com/android/phone/settings/AccessibilitySettingsFragment.java
@@ -166,6 +166,17 @@
             int rttMode = mButtonRtt.isChecked() ? 1 : 0;
             Settings.Secure.putInt(mContext.getContentResolver(), Settings.Secure.RTT_CALLING_MODE,
                     rttMode);
+            // Update RTT config with IMS Manager if the always-on carrier config isn't set to true.
+            CarrierConfigManager configManager = (CarrierConfigManager) mContext.getSystemService(
+                            Context.CARRIER_CONFIG_SERVICE);
+            for (int subId : SubscriptionController.getInstance().getActiveSubIdList(true)) {
+                if (!configManager.getConfigForSubId(subId).getBoolean(
+                        CarrierConfigManager.KEY_IGNORE_RTT_MODE_SETTING_BOOL, false)) {
+                    int phoneId = SubscriptionController.getInstance().getPhoneId(subId);
+                    ImsManager imsManager = ImsManager.getInstance(getContext(), phoneId);
+                    imsManager.setRttEnabled(mButtonRtt.isChecked());
+                }
+            }
             return true;
         }
 
diff --git a/src/com/android/services/telephony/CdmaConference.java b/src/com/android/services/telephony/CdmaConference.java
old mode 100755
new mode 100644
index 693fd16..32badd0
--- a/src/com/android/services/telephony/CdmaConference.java
+++ b/src/com/android/services/telephony/CdmaConference.java
@@ -73,6 +73,16 @@
     }
 
     @Override
+    public void onAnswer(int videoState) {
+        Log.e(this, new Exception(), "Answer not supported for CDMA conference call.");
+    }
+
+    @Override
+    public void onReject() {
+        Log.e(this, new Exception(), "Reject not supported for CDMA conference call.");
+    }
+
+    @Override
     public void onHold() {
         Log.e(this, new Exception(), "Hold not supported for CDMA conference call.");
     }
diff --git a/src/com/android/services/telephony/ConferenceParticipantConnection.java b/src/com/android/services/telephony/ConferenceParticipantConnection.java
index ed92e7f..ac3928f 100644
--- a/src/com/android/services/telephony/ConferenceParticipantConnection.java
+++ b/src/com/android/services/telephony/ConferenceParticipantConnection.java
@@ -19,7 +19,7 @@
 import android.net.Uri;
 import android.telecom.Connection;
 import android.telecom.DisconnectCause;
-import android.telephony.Rlog;
+import com.android.telephony.Rlog;
 import android.telephony.SubscriptionInfo;
 import android.text.TextUtils;
 
diff --git a/src/com/android/services/telephony/ImsConference.java b/src/com/android/services/telephony/ImsConference.java
index 4c3f9c9..dd000ce 100644
--- a/src/com/android/services/telephony/ImsConference.java
+++ b/src/com/android/services/telephony/ImsConference.java
@@ -30,7 +30,7 @@
 import android.telecom.VideoProfile;
 import android.telephony.CarrierConfigManager;
 import android.telephony.PhoneNumberUtils;
-import android.telephony.Rlog;
+import com.android.telephony.Rlog;
 import android.util.Pair;
 
 import com.android.ims.internal.ConferenceParticipant;
@@ -199,6 +199,18 @@
                     TelephonyConnection telephonyConnection = (TelephonyConnection) c;
                     handleConferenceParticipantsUpdate(telephonyConnection, participants);
                 }
+
+                /**
+                 * Handles request to play a ringback tone.
+                 *
+                 * @param c The connection.
+                 * @param ringback Whether the ringback tone is to be played.
+                 */
+                @Override
+                public void onRingbackRequested(android.telecom.Connection c, boolean ringback) {
+                    Log.d(this, "onRingbackRequested ringback %s", ringback ? "Y" : "N");
+                    setRingbackRequested(ringback);
+                }
             };
 
     /**
@@ -224,6 +236,11 @@
     private TelecomAccountRegistry mTelecomAccountRegistry;
 
     /**
+     * The participant with which Adhoc Conference call is getting formed.
+     */
+    private List<Uri> mParticipants;
+
+    /**
      * The known conference participant connections.  The HashMap is keyed by a Pair containing
      * the handle and endpoint Uris.
      * Access to the hashmap is protected by the {@link #mUpdateSyncRoot}.
@@ -383,6 +400,10 @@
         conferenceProperties = changeBitmask(conferenceProperties,
                 Connection.PROPERTY_REMOTELY_HOSTED, !isConferenceHost());
 
+        conferenceProperties = changeBitmask(conferenceProperties,
+                Connection.PROPERTY_IS_ADHOC_CONFERENCE,
+                (properties & Connection.PROPERTY_IS_ADHOC_CONFERENCE) != 0);
+
         return conferenceProperties;
     }
 
@@ -422,6 +443,26 @@
         return VideoProfile.STATE_AUDIO_ONLY;
     }
 
+    public Connection getConferenceHost() {
+        return mConferenceHost;
+    }
+
+    /**
+     * @return The address's to which this Connection is currently communicating.
+     */
+    public final List<Uri> getParticipants() {
+        return mParticipants;
+    }
+
+    /**
+     * Sets the value of the {@link #getParticipants()}.
+     *
+     * @param address The new address's.
+     */
+    public final void setParticipants(List<Uri> address) {
+        mParticipants = address;
+    }
+
     /**
      * Invoked when the Conference and all its {@link Connection}s should be disconnected.
      * <p>
@@ -481,6 +522,28 @@
     }
 
     /**
+     * Invoked when the conference is answered.
+     */
+    @Override
+    public void onAnswer(int videoState) {
+        if (mConferenceHost == null) {
+            return;
+        }
+        mConferenceHost.performAnswer(videoState);
+    }
+
+    /**
+     * Invoked when the conference is rejected.
+     */
+    @Override
+    public void onReject() {
+        if (mConferenceHost == null) {
+            return;
+        }
+        mConferenceHost.performReject();
+    }
+
+    /**
      * Invoked when the conference should be put on hold.
      */
     @Override
@@ -838,7 +901,8 @@
                             + "newParticipantcount=%d", oldParticipantCount, newParticipantCount);
             // If the single party call emulation fature flag is enabled, we can potentially treat
             // the conference as a single party call when there is just one participant.
-            if (mFeatureFlagProxy.isUsingSinglePartyCallEmulation()) {
+            if (mFeatureFlagProxy.isUsingSinglePartyCallEmulation() &&
+                    !mConferenceHost.isAdhocConferenceCall()) {
                 if (oldParticipantCount != 1 && newParticipantCount == 1) {
                     // If number of participants goes to 1, emulate a single party call.
                     startEmulatingSinglePartyCall();
@@ -1173,11 +1237,13 @@
         switch (state) {
             case Connection.STATE_INITIALIZING:
             case Connection.STATE_NEW:
-            case Connection.STATE_RINGING:
                 // No-op -- not applicable.
                 break;
+            case Connection.STATE_RINGING:
+                setConferenceOnRinging();
+                break;
             case Connection.STATE_DIALING:
-                setDialing();
+                setConferenceOnDialing();
                 break;
             case Connection.STATE_DISCONNECTED:
                 DisconnectCause disconnectCause;
@@ -1198,10 +1264,10 @@
                 destroyTelephonyConference();
                 break;
             case Connection.STATE_ACTIVE:
-                setActive();
+                setConferenceOnActive();
                 break;
             case Connection.STATE_HOLDING:
-                setOnHold();
+                setConferenceOnHold();
                 break;
         }
     }
diff --git a/src/com/android/services/telephony/ImsConferenceController.java b/src/com/android/services/telephony/ImsConferenceController.java
index 1e10055..8789ba8 100644
--- a/src/com/android/services/telephony/ImsConferenceController.java
+++ b/src/com/android/services/telephony/ImsConferenceController.java
@@ -22,7 +22,7 @@
 import android.telecom.ConnectionService;
 import android.telecom.DisconnectCause;
 import android.telecom.PhoneAccountHandle;
-import android.telephony.Rlog;
+import com.android.telephony.Rlog;
 
 import com.android.internal.telephony.Phone;
 import com.android.internal.telephony.PhoneConstants;
@@ -52,8 +52,19 @@
                 Log.v(ImsConferenceController.class, "onDestroyed: %s", conference);
             }
 
+            if (conference instanceof ImsConference) {
+                // Ims Conference call ended, so UE may now have the ability to initiate
+                // an Adhoc Conference call. Hence, try enabling adhoc conference capability
+                mTelecomAccountRegistry.refreshAdhocConference(true);
+            }
             mImsConferences.remove(conference);
         }
+
+        @Override
+        public void onStateChanged(Conference conference, int oldState, int newState) {
+            Log.v(this, "onStateChanged: Conference = " + conference);
+            recalculateConferenceable();
+        }
     };
 
     private final TelephonyConnection.TelephonyConnectionListener mTelephonyConnectionListener =
@@ -101,10 +112,11 @@
     private final ArrayList<TelephonyConnection> mTelephonyConnections = new ArrayList<>();
 
     /**
-     * List of known {@link ImsConference}s.  Realistically there will only ever be a single
-     * concurrent IMS conference.
+     * List of known {@link ImsConference}s. There can be upto maximum two Ims conference calls.
+     * One conference call can be a host conference call and another conference call formed as a
+     * result of accepting incoming conference call.
      */
-    private final ArrayList<ImsConference> mImsConferences = new ArrayList<>(1);
+    private final ArrayList<ImsConference> mImsConferences = new ArrayList<>(2);
 
     private TelecomAccountRegistry mTelecomAccountRegistry;
 
@@ -122,6 +134,17 @@
         mFeatureFlagProxy = featureFlagProxy;
     }
 
+    void addConference(ImsConference conference) {
+        if (mImsConferences.contains(conference)) {
+            // Adding a duplicate realistically shouldn't happen.
+            Log.w(this, "addConference - conference already tracked; conference=%s", conference);
+            return;
+        }
+        mImsConferences.add(conference);
+        conference.addTelephonyConferenceListener(mConferenceListener);
+        recalculateConferenceable();
+    }
+
     /**
      * Adds a new connection to the IMS conference controller.
      *
@@ -250,6 +273,11 @@
                 continue;
             }
 
+            // Since UE cannot host two conference calls, remove the ability to initiate
+            // another conference call as there already exists a conference call, which
+            // is hosted on this device.
+            mTelecomAccountRegistry.refreshAdhocConference(false);
+
             switch (conference.getState()) {
                 case Connection.STATE_ACTIVE:
                     //fall through
@@ -360,6 +388,10 @@
             Log.v(this, "Start new ImsConference - connection: %s", connection);
         }
 
+        if (connection.isAdhocConferenceCall()) {
+            Log.w(this, "start new ImsConference - control should never come here");
+            return;
+        }
         // Make a clone of the connection which will become the Ims conference host connection.
         // This is necessary since the Connection Service does not support removing a connection
         // from Telecom.  Instead we create a new instance and remove the old one from telecom.
diff --git a/src/com/android/services/telephony/PstnIncomingCallNotifier.java b/src/com/android/services/telephony/PstnIncomingCallNotifier.java
index 2dfeaed..d2dfab5 100644
--- a/src/com/android/services/telephony/PstnIncomingCallNotifier.java
+++ b/src/com/android/services/telephony/PstnIncomingCallNotifier.java
@@ -25,7 +25,7 @@
 import android.telecom.PhoneAccount;
 import android.telecom.PhoneAccountHandle;
 import android.telecom.TelecomManager;
-import android.telephony.Rlog;
+import com.android.telephony.Rlog;
 import android.text.TextUtils;
 
 import com.android.internal.telephony.Call;
@@ -288,7 +288,11 @@
             }
         } else {
             TelecomManager tm = mPhone.getContext().getSystemService(TelecomManager.class);
-            tm.addNewIncomingCall(handle, extras);
+            if (connection.isMultiparty()) {
+                tm.addNewIncomingConference(handle, extras);
+            } else {
+                tm.addNewIncomingCall(handle, extras);
+            }
         }
     }
 
diff --git a/src/com/android/services/telephony/TelecomAccountRegistry.java b/src/com/android/services/telephony/TelecomAccountRegistry.java
index 5a1e6a6..919d3b2 100644
--- a/src/com/android/services/telephony/TelecomAccountRegistry.java
+++ b/src/com/android/services/telephony/TelecomAccountRegistry.java
@@ -41,7 +41,7 @@
 import android.telecom.TelecomManager;
 import android.telephony.CarrierConfigManager;
 import android.telephony.PhoneStateListener;
-import android.telephony.Rlog;
+import com.android.telephony.Rlog;
 import android.telephony.ServiceState;
 import android.telephony.SubscriptionInfo;
 import android.telephony.SubscriptionManager;
@@ -49,6 +49,8 @@
 import android.telephony.TelephonyManager;
 import android.telephony.ims.ImsException;
 import android.telephony.ims.ImsMmTelManager;
+import android.telephony.ims.ImsReasonInfo;
+import android.telephony.ims.RegistrationManager;
 import android.telephony.ims.feature.MmTelFeature;
 import android.telephony.ims.stub.ImsRegistrationImplBase;
 import android.text.TextUtils;
@@ -86,9 +88,11 @@
         private final PstnPhoneCapabilitiesNotifier mPhoneCapabilitiesNotifier;
         private boolean mIsEmergency;
         private boolean mIsRttCapable;
+        private boolean mIsAdhocConfCapable;
         private boolean mIsEmergencyPreferred;
         private MmTelFeature.MmTelCapabilities mMmTelCapabilities;
         private ImsMmTelManager.CapabilityCallback mMmtelCapabilityCallback;
+        private RegistrationManager.RegistrationCallback mImsRegistrationCallback;
         private ImsMmTelManager mMmTelManager;
         private final boolean mIsDummy;
         private boolean mIsVideoCapable;
@@ -106,6 +110,7 @@
             mPhone = phone;
             mIsEmergency = isEmergency;
             mIsDummy = isDummy;
+            mIsAdhocConfCapable = mPhone.isImsRegistered();
             mAccount = registerPstnPhoneAccount(isEmergency, isDummy);
             Log.i(this, "Registered phoneAccount: %s with handle: %s",
                     mAccount, mAccount.getAccountHandle());
@@ -138,15 +143,38 @@
                     updateRttCapability();
                 }
             };
-
             registerMmTelCapabilityCallback();
+
+            mImsRegistrationCallback = new RegistrationManager.RegistrationCallback() {
+                @Override
+                public void onRegistered(int imsRadioTech) {
+                    updateAdhocConfCapability(true);
+                }
+
+                @Override
+                public void onRegistering(int imsRadioTech) {
+                    updateAdhocConfCapability(false);
+                }
+
+                @Override
+                public void onUnregistered(ImsReasonInfo imsReasonInfo) {
+                    updateAdhocConfCapability(false);
+                }
+            };
+            registerImsRegistrationCallback();
         }
 
         void teardown() {
             mIncomingCallNotifier.teardown();
             mPhoneCapabilitiesNotifier.teardown();
-            if (mMmTelManager != null && mMmtelCapabilityCallback != null) {
-                mMmTelManager.unregisterMmTelCapabilityCallback(mMmtelCapabilityCallback);
+            if (mMmTelManager != null) {
+                if (mMmtelCapabilityCallback != null) {
+                    mMmTelManager.unregisterMmTelCapabilityCallback(mMmtelCapabilityCallback);
+                }
+
+                if (mImsRegistrationCallback != null) {
+                    mMmTelManager.unregisterImsRegistrationCallback(mImsRegistrationCallback);
+                }
             }
         }
 
@@ -171,6 +199,25 @@
             }
         }
 
+        private void registerImsRegistrationCallback() {
+            if (mMmTelManager == null || mImsRegistrationCallback == null) {
+                return;
+            }
+
+            try {
+                mMmTelManager.registerImsRegistrationCallback(mContext.getMainExecutor(),
+                        mImsRegistrationCallback);
+            } catch (ImsException e) {
+                Log.w(this, "registerImsRegistrationCallback: registration failed, no ImsService"
+                        + " available. Exception: " + e.getMessage());
+                return;
+            } catch (IllegalArgumentException e) {
+                Log.w(this, "registerImsRegistrationCallback: registration failed, invalid"
+                        + " subscription, Exception" + e.getMessage());
+                return;
+            }
+        }
+
         /**
          * Trigger re-registration of this account.
          */
@@ -226,6 +273,7 @@
             // slotId from the subId or the phoneId in all instances.
             SubscriptionInfo record =
                     mSubscriptionManager.getActiveSubscriptionInfo(subId);
+            TelephonyManager tm = mTelephonyManager.createForSubscriptionId(subId);
 
             if (isEmergency) {
                 label = mContext.getResources().getString(R.string.sim_label_emergency_calls);
@@ -234,7 +282,7 @@
             } else if (mTelephonyManager.getPhoneCount() == 1) {
                 // For single-SIM devices, we show the label and description as whatever the name of
                 // the network is.
-                description = label = mTelephonyManager.getNetworkOperatorName();
+                description = label = tm.getNetworkOperatorName();
             } else {
                 CharSequence subDisplayName = null;
 
@@ -321,6 +369,12 @@
                 extras.putAll(getPhoneAccountExtras());
             }
 
+            if (mIsAdhocConfCapable && isCarrierAdhocConferenceCallSupported()) {
+                capabilities |= PhoneAccount.CAPABILITY_ADHOC_CONFERENCE_CALLING;
+            } else {
+                capabilities &= ~PhoneAccount.CAPABILITY_ADHOC_CONFERENCE_CALLING;
+            }
+
             final boolean isHandoverFromSupported = mContext.getResources().getBoolean(
                     R.bool.config_support_handover_from);
             if (isHandoverFromSupported && !isEmergency) {
@@ -511,6 +565,19 @@
         }
 
         /**
+         * Determines from carrier config whether adhoc conference calling is supported.
+         *
+         * @return {@code true} if adhoc conference calling is supported, {@code false} otherwise.
+         */
+        private boolean isCarrierAdhocConferenceCallSupported() {
+            PersistableBundle b =
+                    PhoneGlobals.getInstance().getCarrierConfigForSubId(mPhone.getSubId());
+            return b != null &&
+                    b.getBoolean(CarrierConfigManager.KEY_SUPPORT_ADHOC_CONFERENCE_CALLS_BOOL);
+        }
+
+
+        /**
          * Determines from carrier config whether merging calls is supported.
          *
          * @return {@code true} if merging calls is supported, {@code false} otherwise.
@@ -664,6 +731,26 @@
             }
         }
 
+        public void updateAdhocConfCapability(boolean isAdhocConfCapable) {
+            synchronized (mAccountsLock) {
+                if (!mAccounts.contains(this)) {
+                    // Account has already been torn down, don't try to register it again.
+                    // This handles the case where teardown has already happened, and we got a Ims
+                    // registartion update that lost the race for the mAccountsLock.  In such a
+                    // scenario by the time we get here, the original phone account could have been
+                    // torn down.
+                    return;
+                }
+
+                if (isAdhocConfCapable !=  mIsAdhocConfCapable) {
+                    Log.i(this, "updateAdhocConfCapability - changed, new value: "
+                            + isAdhocConfCapable);
+                    mIsAdhocConfCapable = isAdhocConfCapable;
+                    mAccount = registerPstnPhoneAccount(mIsEmergency, mIsDummy);
+                }
+            }
+        }
+
         public void updateRttCapability() {
             boolean isRttEnabled = isRttCurrentlySupported();
             if (isRttEnabled != mIsRttCapable) {
@@ -1048,6 +1135,21 @@
         return null;
     }
 
+    public void refreshAdhocConference(boolean isEnableAdhocConf) {
+        synchronized (mAccountsLock) {
+            Log.v(this, "refreshAdhocConference isEnable = " + isEnableAdhocConf);
+            for (AccountEntry entry : mAccounts) {
+                boolean hasAdhocConfCapability = entry.mAccount.hasCapabilities(
+                        PhoneAccount.CAPABILITY_ADHOC_CONFERENCE_CALLING);
+                if (!isEnableAdhocConf && hasAdhocConfCapability) {
+                    entry.updateAdhocConfCapability(isEnableAdhocConf);
+                } else if (isEnableAdhocConf && !hasAdhocConfCapability) {
+                    entry.updateAdhocConfCapability(entry.mPhone.isImsRegistered());
+                }
+            }
+        }
+    }
+
     /**
      * Returns whethere a the subscription associated with a {@link PhoneAccountHandle} is using a
      * sim call manager.
diff --git a/src/com/android/services/telephony/TelephonyConference.java b/src/com/android/services/telephony/TelephonyConference.java
index afbe89d..d720639 100644
--- a/src/com/android/services/telephony/TelephonyConference.java
+++ b/src/com/android/services/telephony/TelephonyConference.java
@@ -93,6 +93,16 @@
     }
 
     @Override
+    public void onAnswer(int videoState) {
+        Log.e(this, new Exception(), "Answer not supported for GSM conference call.");
+    }
+
+    @Override
+    public void onReject() {
+        Log.e(this, new Exception(), "Reject not supported for GSM conference call.");
+    }
+
+    @Override
     public void onMerge(Connection connection) {
         try {
             Phone phone = ((TelephonyConnection) connection).getPhone();
diff --git a/src/com/android/services/telephony/TelephonyConferenceBase.java b/src/com/android/services/telephony/TelephonyConferenceBase.java
index 5e7ecf6..1c81fb9 100644
--- a/src/com/android/services/telephony/TelephonyConferenceBase.java
+++ b/src/com/android/services/telephony/TelephonyConferenceBase.java
@@ -48,6 +48,14 @@
         public void onConferenceMembershipChanged(Connection connection) {}
 
         /**
+         * Listener called when there conference call state changes.
+         * @param conference The conference.
+         * @param oldState previous state of conference call.
+         * @param newState new state of conference call.
+         */
+        public void onStateChanged(Conference conference, int oldState, int newState) {}
+
+        /**
          * Listener called when a conference is destroyed.
          * @param conference The conference.
          */
@@ -129,6 +137,54 @@
     }
 
     /**
+     * Sets state to be on hold.
+     */
+     public final void setConferenceOnHold() {
+         int oldState = getState();
+         if (oldState == Connection.STATE_HOLDING) {
+             return;
+         }
+         setOnHold();
+         notifyStateChanged(oldState, getState());
+     }
+
+     /**
+      * Sets state to be dialing.
+      */
+     public final void setConferenceOnDialing() {
+         int oldState = getState();
+         if (oldState == Connection.STATE_DIALING) {
+             return;
+         }
+         setDialing();
+         notifyStateChanged(oldState, getState());
+     }
+
+     /**
+      * Sets state to be ringing.
+      */
+     public final void setConferenceOnRinging() {
+         int oldState = getState();
+         if (oldState == Connection.STATE_RINGING) {
+             return;
+         }
+         setRinging();
+         notifyStateChanged(oldState, getState());
+     }
+
+     /**
+      * Sets state to be active.
+      */
+     public final void setConferenceOnActive() {
+         int oldState = getState();
+         if (oldState == Connection.STATE_ACTIVE) {
+             return;
+         }
+         setActive();
+         notifyStateChanged(oldState, getState());
+     }
+
+    /**
      * Updates RIL voice radio technology used for current conference after its creation.
      */
     public void updateCallRadioTechAfterCreation() {
@@ -188,4 +244,12 @@
             listener.onDestroyed(this);
         }
     }
+
+    private void notifyStateChanged(int oldState, int newState) {
+        if (oldState != newState) {
+            for (TelephonyConferenceListener listener : mListeners) {
+                listener.onStateChanged(this, oldState, newState);
+            }
+        }
+    }
 }
diff --git a/src/com/android/services/telephony/TelephonyConnection.java b/src/com/android/services/telephony/TelephonyConnection.java
index 14f0cb8..f2b2244 100644
--- a/src/com/android/services/telephony/TelephonyConnection.java
+++ b/src/com/android/services/telephony/TelephonyConnection.java
@@ -40,7 +40,7 @@
 import android.telephony.CarrierConfigManager;
 import android.telephony.DisconnectCause;
 import android.telephony.PhoneNumberUtils;
-import android.telephony.Rlog;
+import com.android.telephony.Rlog;
 import android.telephony.ServiceState;
 import android.telephony.ServiceState.RilRadioTechnology;
 import android.telephony.SubscriptionManager;
@@ -114,6 +114,9 @@
     private static final int MSG_ON_CONNECTION_EVENT = 19;
     private static final int MSG_REDIAL_CONNECTION_CHANGED = 20;
 
+    private List<Uri> mParticipants;
+    private boolean mIsAdhocConferenceCall;
+
     private final Handler mHandler = new Handler(Looper.getMainLooper()) {
         @Override
         public void handleMessage(Message msg) {
@@ -163,7 +166,9 @@
                                 "not foreground connection, skipping");
                         return;
                     }
-                    setRingbackRequested((Boolean) ((AsyncResult) msg.obj).result);
+                    boolean ringback = (Boolean) ((AsyncResult) msg.obj).result;
+                    setRingbackRequested(ringback);
+                    notifyRingbackRequested(ringback);
                     break;
                 case MSG_DISCONNECT:
                     updateState();
@@ -463,6 +468,7 @@
         public void onVideoProviderChanged(android.telecom.Connection c,
                 Connection.VideoProvider videoProvider) {}
         public void onVideoStateChanged(android.telecom.Connection c, int videoState) {}
+        public void onRingbackRequested(Connection c, boolean ringback) {}
     }
 
     private final PostDialListener mPostDialListener = new PostDialListener() {
@@ -876,14 +882,7 @@
 
     @Override
     public void onAnswer(int videoState) {
-        Log.v(this, "onAnswer");
-        if (isValidRingingCall() && getPhone() != null) {
-            try {
-                getPhone().acceptCall(videoState);
-            } catch (CallStateException e) {
-                Log.e(this, e, "Failed to accept call.");
-            }
-        }
+        performAnswer(videoState);
     }
 
     @Override
@@ -927,7 +926,11 @@
 
     @Override
     public void onReject() {
-        Log.v(this, "onReject");
+        performReject();
+    }
+
+    public void performReject() {
+        Log.v(this, "performReject");
         if (isValidRingingCall()) {
             mHandler.obtainMessage(MSG_HANGUP, android.telephony.DisconnectCause.INCOMING_REJECTED)
                     .sendToTarget();
@@ -1001,6 +1004,17 @@
         originalConnection.sendRttModifyResponse(textStream);
     }
 
+    public void performAnswer(int videoState) {
+        Log.v(this, "performAnswer");
+        if (isValidRingingCall() && getPhone() != null) {
+            try {
+                getPhone().acceptCall(videoState);
+            } catch (CallStateException e) {
+                Log.e(this, e, "Failed to accept call.");
+            }
+        }
+    }
+
     public void performHold() {
         Log.v(this, "performHold");
         // TODO: Can dialing calls be put on hold as well since they take up the
@@ -1167,6 +1181,8 @@
         newProperties = changeBitmask(newProperties, PROPERTY_IS_RTT, isRtt());
         newProperties = changeBitmask(newProperties, PROPERTY_NETWORK_IDENTIFIED_EMERGENCY_CALL,
                 isNetworkIdentifiedEmergencyCall());
+        newProperties = changeBitmask(newProperties, PROPERTY_IS_ADHOC_CONFERENCE,
+                isAdhocConferenceCall());
 
         if (getConnectionProperties() != newProperties) {
             setTelephonyConnectionProperties(newProperties);
@@ -1255,6 +1271,7 @@
         setTelephonyVideoState(mOriginalConnection.getVideoState());
         setOriginalConnectionCapabilities(mOriginalConnection.getConnectionCapabilities());
         setIsNetworkIdentifiedEmergencyCall(mOriginalConnection.isNetworkIdentifiedEmergencyCall());
+        setIsAdhocConferenceCall(mOriginalConnection.isAdhocConference());
         setAudioModeIsVoip(mOriginalConnection.getAudioModeIsVoip());
         setTelephonyVideoProvider(mOriginalConnection.getVideoProvider());
         setAudioQuality(mOriginalConnection.getAudioQuality());
@@ -1511,6 +1528,39 @@
         return true;
     }
 
+    /**
+     * @return The address's to which this Connection is currently communicating.
+     */
+    public final @Nullable List<Uri> getParticipants() {
+        return mParticipants;
+    }
+
+    /**
+     * Sets the value of the {@link #getParticipants()} property.
+     *
+     * @param address The participant address's.
+     */
+    public final void setParticipants(@Nullable List<Uri> address) {
+        mParticipants = address;
+    }
+
+    /**
+     * @return true if connection is adhocConference call else false.
+     */
+    public final boolean isAdhocConferenceCall() {
+        return mIsAdhocConferenceCall;
+    }
+
+    /**
+     * Sets the value of the {@link #isAdhocConferenceCall()} property.
+     *
+     * @param isAdhocConferenceCall represents if the call is adhoc conference call or not.
+     */
+    public void setIsAdhocConferenceCall(boolean isAdhocConferenceCall) {
+        mIsAdhocConferenceCall = isAdhocConferenceCall;
+        updateConnectionProperties();
+    }
+
     private boolean canHoldImsCalls() {
         PersistableBundle b = getCarrierConfig();
         // Return true if the CarrierConfig is unavailable
@@ -2530,6 +2580,8 @@
         }
         sb.append(" confSupported:");
         sb.append(mIsConferenceSupported ? "Y" : "N");
+        sb.append(" isAdhocConf:");
+        sb.append(isAdhocConferenceCall() ? "Y" : "N");
         sb.append("]");
         return sb.toString();
     }
@@ -2855,6 +2907,16 @@
     }
 
     /**
+     * Notifies {@link TelephonyConnectionListener}s of a whether to play Ringback Tone or not.
+     * @param ringback Whether the ringback tone is to be played
+     */
+    private void notifyRingbackRequested(boolean ringback) {
+        for (TelephonyConnectionListener listener : mTelephonyListeners) {
+            listener.onRingbackRequested(this, ringback);
+        }
+    }
+
+    /**
      * Notifies {@link TelephonyConnectionListener}s of changes to the video provider for a
      * connection.
      * @param videoProvider The new video provider.
diff --git a/src/com/android/services/telephony/TelephonyConnectionService.java b/src/com/android/services/telephony/TelephonyConnectionService.java
index b921466..73ea98d 100644
--- a/src/com/android/services/telephony/TelephonyConnectionService.java
+++ b/src/com/android/services/telephony/TelephonyConnectionService.java
@@ -516,6 +516,136 @@
         return super.onUnbind(intent);
     }
 
+    private Conference placeOutgoingConference(ConnectionRequest request,
+            Connection resultConnection, Phone phone) {
+        if (resultConnection instanceof TelephonyConnection) {
+            return placeOutgoingConference((TelephonyConnection) resultConnection, phone, request);
+        }
+        return null;
+    }
+
+    private Conference placeOutgoingConference(TelephonyConnection conferenceHostConnection,
+            Phone phone, ConnectionRequest request) {
+        updatePhoneAccount(conferenceHostConnection, phone);
+        com.android.internal.telephony.Connection originalConnection = null;
+        try {
+            originalConnection = phone.startConference(
+                    getParticipantsToDial(request.getParticipants()),
+                    new ImsPhone.ImsDialArgs.Builder()
+                    .setVideoState(request.getVideoState())
+                    .setRttTextStream(conferenceHostConnection.getRttTextStream())
+                    .build());
+        } catch (CallStateException e) {
+            Log.e(this, e, "placeOutgoingConference, phone.startConference exception: " + e);
+            handleCallStateException(e, conferenceHostConnection, phone);
+            return null;
+        }
+
+        if (originalConnection == null) {
+            Log.d(this, "placeOutgoingConference, phone.startConference returned null");
+            conferenceHostConnection.setDisconnected(DisconnectCauseUtil.toTelecomDisconnectCause(
+                    android.telephony.DisconnectCause.OUTGOING_FAILURE,
+                    "conferenceHostConnection is null",
+                    phone.getPhoneId()));
+            conferenceHostConnection.clearOriginalConnection();
+            conferenceHostConnection.destroy();
+        } else {
+            conferenceHostConnection.setOriginalConnection(originalConnection);
+        }
+
+        return prepareConference(conferenceHostConnection, request.getAccountHandle());
+    }
+
+    Conference prepareConference(Connection conn, PhoneAccountHandle phoneAccountHandle) {
+        if (!(conn instanceof TelephonyConnection)) {
+            Log.w(this, "prepareConference returning NULL conference");
+            return null;
+        }
+
+        TelephonyConnection connection = (TelephonyConnection)conn;
+        ImsConference conference = new ImsConference(TelecomAccountRegistry.getInstance(this),
+                mTelephonyConnectionServiceProxy, connection,
+                phoneAccountHandle, () -> true);
+        mImsConferenceController.addConference(conference);
+        conference.setVideoState(connection,
+                connection.getVideoState());
+        conference.setVideoProvider(connection,
+                connection.getVideoProvider());
+        conference.setStatusHints(connection.getStatusHints());
+        conference.setAddress(connection.getAddress(),
+                connection.getAddressPresentation());
+        conference.setCallerDisplayName(connection.getCallerDisplayName(),
+                connection.getCallerDisplayNamePresentation());
+        conference.setParticipants(connection.getParticipants());
+        return conference;
+    }
+
+    @Override
+    public @Nullable Conference onCreateIncomingConference(
+            @Nullable PhoneAccountHandle connectionManagerPhoneAccount,
+            @NonNull final ConnectionRequest request) {
+        Log.i(this, "onCreateIncomingConference, request: " + request);
+        Connection connection = onCreateIncomingConnection(connectionManagerPhoneAccount, request);
+        Log.d(this, "onCreateIncomingConference, connection: %s", connection);
+        if (connection == null) {
+            Log.i(this, "onCreateIncomingConference, implementation returned null connection.");
+            return Conference.createFailedConference(
+                    new DisconnectCause(DisconnectCause.ERROR, "IMPL_RETURNED_NULL_CONNECTION"),
+                    request.getAccountHandle());
+        }
+
+        final Phone phone = getPhoneForAccount(request.getAccountHandle(),
+                false /* isEmergencyCall*/, null /* not an emergency call */);
+        if (phone == null) {
+            Log.d(this, "onCreateIncomingConference, phone is null");
+            return Conference.createFailedConference(
+                    DisconnectCauseUtil.toTelecomDisconnectCause(
+                            android.telephony.DisconnectCause.OUT_OF_SERVICE,
+                            "Phone is null"),
+                    request.getAccountHandle());
+        }
+
+        return prepareConference(connection, request.getAccountHandle());
+    }
+
+    @Override
+    public @Nullable Conference onCreateOutgoingConference(
+            @Nullable PhoneAccountHandle connectionManagerPhoneAccount,
+            @NonNull final ConnectionRequest request) {
+        Log.i(this, "onCreateOutgoingConference, request: " + request);
+        Connection connection = onCreateOutgoingConnection(connectionManagerPhoneAccount, request);
+        Log.d(this, "onCreateOutgoingConference, connection: %s", connection);
+        if (connection == null) {
+            Log.i(this, "onCreateOutgoingConference, implementation returned null connection.");
+            return Conference.createFailedConference(
+                    new DisconnectCause(DisconnectCause.ERROR, "IMPL_RETURNED_NULL_CONNECTION"),
+                    request.getAccountHandle());
+        }
+
+        final Phone phone = getPhoneForAccount(request.getAccountHandle(),
+                false /* isEmergencyCall*/, null /* not an emergency call */);
+        if (phone == null) {
+            Log.d(this, "onCreateOutgoingConference, phone is null");
+            return Conference.createFailedConference(
+                    DisconnectCauseUtil.toTelecomDisconnectCause(
+                            android.telephony.DisconnectCause.OUT_OF_SERVICE,
+                            "Phone is null"),
+                    request.getAccountHandle());
+        }
+
+        return placeOutgoingConference(request, connection, phone);
+    }
+
+    private String[] getParticipantsToDial(List<Uri> participants) {
+        String[] participantsToDial = new String[participants.size()];
+        int i = 0;
+        for (Uri participant : participants) {
+           participantsToDial[i] = participant.getSchemeSpecificPart();
+           i++;
+        }
+        return participantsToDial;
+    }
+
     @Override
     public Connection onCreateOutgoingConnection(
             PhoneAccountHandle connectionManagerPhoneAccount,
@@ -523,7 +653,9 @@
         Log.i(this, "onCreateOutgoingConnection, request: " + request);
 
         Uri handle = request.getAddress();
-        if (handle == null) {
+        boolean isAdhocConference = request.isAdhocConferenceCall();
+
+        if (!isAdhocConference && handle == null) {
             Log.d(this, "onCreateOutgoingConnection, handle is null");
             return Connection.createFailedConnection(
                     mDisconnectCauseFactory.toTelecomDisconnectCause(
@@ -626,7 +758,6 @@
         }
         final String numberToDial = number;
 
-
         final boolean isAirplaneModeOn = mDeviceState.isAirplaneModeOn(this);
 
         boolean needToTurnOnRadio = (isEmergencyNumber && (!isRadioOn() || isAirplaneModeOn))
@@ -698,7 +829,15 @@
             if (!isEmergencyNumber) {
                 final Connection resultConnection = getTelephonyConnection(request, numberToDial,
                         false, handle, phone);
-                return placeOutgoingConnection(request, resultConnection, phone);
+                if (isAdhocConference) {
+                    if (resultConnection instanceof TelephonyConnection) {
+                        TelephonyConnection conn = (TelephonyConnection)resultConnection;
+                        conn.setParticipants(request.getParticipants());
+                    }
+                    return resultConnection;
+                } else {
+                    return placeOutgoingConnection(request, resultConnection, phone);
+                }
             } else {
                 final Connection resultConnection = getTelephonyConnection(request, numberToDial,
                         true, handle, phone);
@@ -816,7 +955,8 @@
             // TODO: Switch out the underlying connection instead of creating a new
             // one and causing UI Jank.
             boolean noActiveSimCard = SubscriptionController.getInstance()
-                    .getActiveSubInfoCount(phone.getContext().getOpPackageName()) == 0;
+                    .getActiveSubInfoCount(phone.getContext().getOpPackageName(),
+                            null) == 0;
             // If there's no active sim card and the device is in emergency mode, use E account.
             addExistingConnection(mPhoneUtilsProxy.makePstnPhoneAccountHandleWithPrefix(
                     phone, "", isEmergencyNumber && noActiveSimCard), repConnection);
@@ -895,7 +1035,7 @@
             int dataNetType = phone.getServiceState().getDataNetworkType();
             if (dataNetType == TelephonyManager.NETWORK_TYPE_LTE ||
                     dataNetType == TelephonyManager.NETWORK_TYPE_LTE_CA) {
-                state = phone.getServiceState().getDataRegState();
+                state = phone.getServiceState().getDataRegistrationState();
             }
         }
 
@@ -981,7 +1121,7 @@
 
         final TelephonyConnection connection =
                 createConnectionFor(phone, null, true /* isOutgoing */, request.getAccountHandle(),
-                        request.getTelecomCallId());
+                        request.getTelecomCallId(), request.isAdhocConferenceCall());
         if (connection == null) {
             return Connection.createFailedConnection(
                     mDisconnectCauseFactory.toTelecomDisconnectCause(
@@ -994,6 +1134,8 @@
         connection.setTelephonyVideoState(request.getVideoState());
         connection.setRttTextStream(request.getRttTextStream());
         connection.setTtyEnabled(isTtyModeEnabled);
+        connection.setIsAdhocConferenceCall(request.isAdhocConferenceCall());
+        connection.setParticipants(request.getParticipants());
         return connection;
     }
 
@@ -1042,7 +1184,8 @@
 
         TelephonyConnection connection =
                 createConnectionFor(phone, originalConnection, false /* isOutgoing */,
-                        request.getAccountHandle(), request.getTelecomCallId());
+                        request.getAccountHandle(), request.getTelecomCallId(),
+                        request.isAdhocConferenceCall());
         handleIncomingRtt(request, originalConnection);
         if (connection == null) {
             return Connection.createCanceledConnection();
@@ -1154,6 +1297,29 @@
         connection.close();
     }
 
+    /**
+     * Called by the {@link ConnectionService} when a newly created {@link Conference} has been
+     * added to the {@link ConnectionService} and sent to Telecom.  Here it is safe to send
+     * connection events.
+     *
+     * @param conference the {@link Conference}.
+     */
+    @Override
+    public void onCreateConferenceComplete(Conference conference) {
+        if (conference instanceof ImsConference) {
+            ImsConference imsConference = (ImsConference)conference;
+            TelephonyConnection telephonyConnection =
+                    (TelephonyConnection)(imsConference.getConferenceHost());
+            maybeSendInternationalCallEvent(telephonyConnection);
+        }
+    }
+
+    public void onCreateIncomingConferenceFailed(PhoneAccountHandle connectionManagerPhoneAccount,
+            ConnectionRequest request) {
+        Log.i(this, "onCreateIncomingConferenceFailed, request: " + request);
+        onCreateIncomingConnectionFailed(connectionManagerPhoneAccount, request);
+    }
+
     @Override
     public void triggerConferenceRecalculate() {
         if (mTelephonyConferenceController.shouldRecalculate()) {
@@ -1470,6 +1636,12 @@
                                                     .OUTGOING_EMERGENCY_CALL_PLACED);
                                 }
                             }
+                            for (Conference c : getAllConferences()) {
+                                if (c.getState() != Connection.STATE_DISCONNECTED
+                                        && c instanceof Conference) {
+                                    ((Conference) c).onDisconnect();
+                                }
+                            }
                         } else if (!isVideoCallHoldAllowed(phone)) {
                             // If we do not support holding ongoing video call for an outgoing
                             // emergency call, disconnect the ongoing video call.
@@ -1495,34 +1667,7 @@
             }
         } catch (CallStateException e) {
             Log.e(this, e, "placeOutgoingConnection, phone.dial exception: " + e);
-            int cause = android.telephony.DisconnectCause.OUTGOING_FAILURE;
-            switch (e.getError()) {
-                case CallStateException.ERROR_OUT_OF_SERVICE:
-                    cause = android.telephony.DisconnectCause.OUT_OF_SERVICE;
-                    break;
-                case CallStateException.ERROR_POWER_OFF:
-                    cause = android.telephony.DisconnectCause.POWER_OFF;
-                    break;
-                case CallStateException.ERROR_ALREADY_DIALING:
-                    cause = android.telephony.DisconnectCause.ALREADY_DIALING;
-                    break;
-                case CallStateException.ERROR_CALL_RINGING:
-                    cause = android.telephony.DisconnectCause.CANT_CALL_WHILE_RINGING;
-                    break;
-                case CallStateException.ERROR_CALLING_DISABLED:
-                    cause = android.telephony.DisconnectCause.CALLING_DISABLED;
-                    break;
-                case CallStateException.ERROR_TOO_MANY_CALLS:
-                    cause = android.telephony.DisconnectCause.TOO_MANY_ONGOING_CALLS;
-                    break;
-                case CallStateException.ERROR_OTASP_PROVISIONING_IN_PROCESS:
-                    cause = android.telephony.DisconnectCause.OTASP_PROVISIONING_IN_PROCESS;
-                    break;
-            }
-            connection.setTelephonyConnectionDisconnected(
-                    mDisconnectCauseFactory.toTelecomDisconnectCause(cause, e.getMessage(),
-                            phone.getPhoneId()));
-            connection.close();
+            handleCallStateException(e, connection, phone);
             return;
         }
 
@@ -1576,12 +1721,55 @@
                 CarrierConfigManager.KEY_ALLOW_HOLD_CALL_DURING_EMERGENCY_BOOL, true);
     }
 
+    private void handleCallStateException(CallStateException e, TelephonyConnection connection,
+            Phone phone) {
+        int cause = android.telephony.DisconnectCause.OUTGOING_FAILURE;
+        switch (e.getError()) {
+            case CallStateException.ERROR_OUT_OF_SERVICE:
+                cause = android.telephony.DisconnectCause.OUT_OF_SERVICE;
+                break;
+            case CallStateException.ERROR_POWER_OFF:
+                 cause = android.telephony.DisconnectCause.POWER_OFF;
+                 break;
+            case CallStateException.ERROR_ALREADY_DIALING:
+                 cause = android.telephony.DisconnectCause.ALREADY_DIALING;
+                 break;
+            case CallStateException.ERROR_CALL_RINGING:
+                 cause = android.telephony.DisconnectCause.CANT_CALL_WHILE_RINGING;
+                 break;
+            case CallStateException.ERROR_CALLING_DISABLED:
+                 cause = android.telephony.DisconnectCause.CALLING_DISABLED;
+                 break;
+            case CallStateException.ERROR_TOO_MANY_CALLS:
+                 cause = android.telephony.DisconnectCause.TOO_MANY_ONGOING_CALLS;
+                 break;
+            case CallStateException.ERROR_OTASP_PROVISIONING_IN_PROCESS:
+                 cause = android.telephony.DisconnectCause.OTASP_PROVISIONING_IN_PROCESS;
+                 break;
+        }
+        connection.setTelephonyConnectionDisconnected(
+                DisconnectCauseUtil.toTelecomDisconnectCause(cause, e.getMessage(),
+                        phone.getPhoneId()));
+        connection.close();
+    }
+
     private TelephonyConnection createConnectionFor(
             Phone phone,
             com.android.internal.telephony.Connection originalConnection,
             boolean isOutgoing,
             PhoneAccountHandle phoneAccountHandle,
             String telecomCallId) {
+            return createConnectionFor(phone, originalConnection, isOutgoing, phoneAccountHandle,
+                    telecomCallId, false);
+    }
+
+    private TelephonyConnection createConnectionFor(
+            Phone phone,
+            com.android.internal.telephony.Connection originalConnection,
+            boolean isOutgoing,
+            PhoneAccountHandle phoneAccountHandle,
+            String telecomCallId,
+            boolean isAdhocConference) {
         TelephonyConnection returnConnection = null;
         int phoneType = phone.getPhoneType();
         if (phoneType == TelephonyManager.PHONE_TYPE_GSM) {
@@ -1592,8 +1780,10 @@
                     allowsMute, isOutgoing, telecomCallId);
         }
         if (returnConnection != null) {
-            // Listen to Telephony specific callbacks from the connection
-            returnConnection.addTelephonyConnectionListener(mTelephonyConnectionListener);
+            if (!isAdhocConference) {
+                // Listen to Telephony specific callbacks from the connection
+                returnConnection.addTelephonyConnectionListener(mTelephonyConnectionListener);
+            } 
             returnConnection.setVideoPauseSupported(
                     TelecomAccountRegistry.getInstance(this).isVideoPauseSupported(
                             phoneAccountHandle));
diff --git a/src/com/android/services/telephony/rcs/PresenceHelper.java b/src/com/android/services/telephony/rcs/PresenceHelper.java
new file mode 100644
index 0000000..5f7e35f
--- /dev/null
+++ b/src/com/android/services/telephony/rcs/PresenceHelper.java
@@ -0,0 +1,166 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.services.telephony.rcs;
+
+import android.annotation.Nullable;
+import android.content.Context;
+import android.telephony.SubscriptionManager;
+import android.util.Log;
+import android.util.SparseArray;
+
+import com.android.ims.RcsFeatureConnection;
+import com.android.ims.RcsFeatureManager;
+import com.android.internal.telephony.Phone;
+import com.android.internal.telephony.PhoneFactory;
+import com.android.internal.telephony.imsphone.ImsPhone;
+import com.android.internal.telephony.imsphone.ImsRcsStatusListener;
+import com.android.phone.R;
+import com.android.service.ims.presence.PresencePublication;
+import com.android.service.ims.presence.PresenceSubscriber;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Optional;
+
+class PresenceHelper {
+
+    private static final String LOG_TAG = "PresenceHelper";
+
+    private final Context mContext;
+    private final List<Phone> mPhones;
+
+    private final SparseArray<PresencePublication> mPresencePublications = new SparseArray<>();
+    private final SparseArray<PresenceSubscriber> mPresenceSubscribers = new SparseArray<>();
+
+    PresenceHelper(Context context) {
+        mContext = context;
+
+        // Get phones
+        Phone[] phoneAry = PhoneFactory.getPhones();
+        mPhones = (phoneAry != null) ? Arrays.asList(phoneAry) : new ArrayList<>();
+
+        initRcsPresencesInstance();
+        registerRcsConnectionStatus();
+
+        Log.i(LOG_TAG, "initialized: phone size=" + mPhones.size());
+    }
+
+    private void initRcsPresencesInstance() {
+        String[] volteError = mContext.getResources().getStringArray(
+                R.array.config_volte_provision_error_on_publish_response);
+        String[] rcsError = mContext.getResources().getStringArray(
+                R.array.config_rcs_provision_error_on_publish_response);
+
+        mPhones.forEach((phone) -> {
+            RcsFeatureConnection rcsConnection = getRcsFeatureConnection(phone);
+            // Initialize PresencePublication
+            mPresencePublications.put(
+                    phone.getPhoneId(),
+                    new PresencePublication(rcsConnection, mContext, volteError, rcsError));
+            // Initialize PresenceSubscriber
+            mPresenceSubscribers.put(
+                    phone.getPhoneId(),
+                    new PresenceSubscriber(rcsConnection, mContext, volteError, rcsError));
+        });
+    }
+
+    private @Nullable RcsFeatureConnection getRcsFeatureConnection(Phone phone) {
+        ImsPhone imsPhone = (ImsPhone) phone.getImsPhone();
+        if (imsPhone != null) {
+            RcsFeatureManager rcsFeatureManager = imsPhone.getRcsManager();
+            if (rcsFeatureManager != null) {
+                return rcsFeatureManager.getRcsFeatureConnection();
+            }
+        }
+        return null;
+    }
+
+    /*
+     * RcsFeatureManager in ImsPhone is not null only when RCS is connected. Register a callback to
+     * receive the RCS connection status.
+     */
+    private void registerRcsConnectionStatus() {
+        mPhones.forEach((phone) -> {
+            ImsPhone imsPhone = (ImsPhone) phone.getImsPhone();
+            if (imsPhone != null) {
+                imsPhone.setRcsStatusListener(mStatusListener);
+            }
+        });
+    }
+
+    /**
+     * The IMS RCS status listener to listen the status changed
+     */
+    private ImsRcsStatusListener mStatusListener = new ImsRcsStatusListener() {
+        @Override
+        public void onRcsConnected(int phoneId, RcsFeatureManager rcsFeatureManager) {
+            int subId = getSubscriptionId(phoneId);
+            if (subId == SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
+                Log.e(LOG_TAG, "onRcsConnected: invalid subId, phoneId=" + phoneId);
+                return;
+            }
+
+            Log.i(LOG_TAG, "onRcsConnected: phoneId=" + phoneId + ", subId=" + subId);
+            RcsFeatureConnection connection = rcsFeatureManager.getRcsFeatureConnection();
+            PresencePublication presencePublication = getPresencePublication(phoneId);
+            if (presencePublication != null) {
+                Log.i(LOG_TAG, "Update PresencePublisher because RCS is connected");
+                presencePublication.updatePresencePublisher(subId, connection);
+            }
+            PresenceSubscriber presenceSubscriber = getPresenceSubscriber(phoneId);
+            if (presenceSubscriber != null) {
+                Log.i(LOG_TAG, "Update PresenceSubscriber because RCS is connected");
+                presenceSubscriber.updatePresenceSubscriber(subId, connection);
+            }
+        }
+
+        @Override
+        public void onRcsDisconnected(int phoneId) {
+            int subId = getSubscriptionId(phoneId);
+            Log.i(LOG_TAG, "onRcsDisconnected: phoneId=" + phoneId + ", subId=" + subId);
+            PresencePublication publication = getPresencePublication(phoneId);
+            if (publication != null) {
+                Log.i(LOG_TAG, "Remove PresencePublisher because RCS is disconnected");
+                publication.removePresencePublisher(subId);
+            }
+
+            PresenceSubscriber subscriber = getPresenceSubscriber(phoneId);
+            if (subscriber != null) {
+                Log.i(LOG_TAG, "Remove PresencePublisher because RCS is disconnected");
+                subscriber.removePresenceSubscriber(subId);
+            }
+        }
+    };
+
+    private int getSubscriptionId(int phoneId) {
+        Optional<Phone> phone = mPhones.stream()
+                .filter(p -> p.getPhoneId() == phoneId).findFirst();
+        if (phone.isPresent()) {
+            return phone.get().getSubId();
+        }
+        return SubscriptionManager.INVALID_SUBSCRIPTION_ID;
+    }
+
+    public @Nullable PresencePublication getPresencePublication(int phoneId) {
+        return mPresencePublications.get(phoneId);
+    }
+
+    public @Nullable PresenceSubscriber getPresenceSubscriber(int phoneId) {
+        return mPresenceSubscribers.get(phoneId);
+    }
+}
diff --git a/src/com/android/services/telephony/rcs/TelephonyRcsService.java b/src/com/android/services/telephony/rcs/TelephonyRcsService.java
new file mode 100644
index 0000000..74765d6
--- /dev/null
+++ b/src/com/android/services/telephony/rcs/TelephonyRcsService.java
@@ -0,0 +1,50 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.services.telephony.rcs;
+
+import android.content.Context;
+import android.util.Log;
+
+import com.android.service.ims.presence.PresencePublication;
+import com.android.service.ims.presence.PresenceSubscriber;
+
+/**
+ * Telephony RCS Service integrates PresencePublication and PresenceSubscriber into the service.
+ */
+public class TelephonyRcsService {
+
+    private static final String LOG_TAG = "TelephonyRcsService";
+
+    private final Context mContext;
+
+    // A helper class to manage the RCS Presences instances.
+    private final PresenceHelper mPresenceHelper;
+
+    public TelephonyRcsService(Context context) {
+        Log.i(LOG_TAG, "initialize");
+        mContext = context;
+        mPresenceHelper = new PresenceHelper(mContext);
+    }
+
+    private PresencePublication getPresencePublication(int phoneId) {
+        return mPresenceHelper.getPresencePublication(phoneId);
+    }
+
+    private PresenceSubscriber getPresenceSubscriber(int phoneId) {
+        return mPresenceHelper.getPresenceSubscriber(phoneId);
+    }
+}
diff --git a/tests/Android.bp b/tests/Android.bp
index 22b40b5..7ed234e 100644
--- a/tests/Android.bp
+++ b/tests/Android.bp
@@ -25,6 +25,7 @@
         "telephony-common",
         "android.test.base",
         "ims-common",
+        "android.test.mock",
     ],
     platform_apis: true,
     certificate: "platform",
diff --git a/tests/src/com/android/phone/NumberVerificationManagerTest.java b/tests/src/com/android/phone/NumberVerificationManagerTest.java
index d476ba5..f7914ab 100644
--- a/tests/src/com/android/phone/NumberVerificationManagerTest.java
+++ b/tests/src/com/android/phone/NumberVerificationManagerTest.java
@@ -57,7 +57,7 @@
     public void setUp() {
         MockitoAnnotations.initMocks(this);
         ServiceState ss = mock(ServiceState.class);
-        when(ss.getVoiceRegState()).thenReturn(ServiceState.STATE_IN_SERVICE);
+        when(ss.getState()).thenReturn(ServiceState.STATE_IN_SERVICE);
         when(mPhone1.getServiceState()).thenReturn(ss);
         when(mPhone1.getForegroundCall()).thenReturn(mForegroundCall);
         when(mPhone1.getRingingCall()).thenReturn(mRingingCall);
@@ -107,7 +107,7 @@
     @Test
     public void testNoPhoneInServiceFailure() throws Exception {
         ServiceState ss = mock(ServiceState.class);
-        when(ss.getVoiceRegState()).thenReturn(ServiceState.STATE_POWER_OFF);
+        when(ss.getState()).thenReturn(ServiceState.STATE_POWER_OFF);
         when(mPhone1.getServiceState()).thenReturn(ss);
         when(mPhone2.getServiceState()).thenReturn(ss);
         NumberVerificationManager manager =
@@ -138,7 +138,7 @@
     @Test
     public void testVerificationWorksWithOnePhoneInService() throws Exception {
         ServiceState ss = mock(ServiceState.class);
-        when(ss.getVoiceRegState()).thenReturn(ServiceState.STATE_POWER_OFF);
+        when(ss.getState()).thenReturn(ServiceState.STATE_POWER_OFF);
         when(mPhone1.getServiceState()).thenReturn(ss);
         NumberVerificationManager manager =
                 new NumberVerificationManager(() -> new Phone[]{mPhone1, mPhone2});
diff --git a/tests/src/com/android/phone/PhoneGlobalsTest.java b/tests/src/com/android/phone/PhoneGlobalsTest.java
new file mode 100644
index 0000000..d45a890
--- /dev/null
+++ b/tests/src/com/android/phone/PhoneGlobalsTest.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.phone;
+
+import static org.junit.Assert.assertEquals;
+
+import android.content.Context;
+import android.content.res.Configuration;
+import android.content.res.Resources;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
+import com.android.TelephonyTestBase;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import java.util.Locale;
+
+
+@RunWith(AndroidJUnit4.class)
+public class PhoneGlobalsTest extends TelephonyTestBase {
+
+    @Before
+    public void setUp() throws Exception {
+        super.setUp();
+    }
+
+    @After
+    public void tearDown() throws Exception {
+        super.tearDown();
+    }
+
+    @Test
+    public void testGetImsResources() throws Exception {
+        // Do not use test context here, we are testing that overlaying for different locales works
+        // correctly
+        Context realContext = InstrumentationRegistry.getTargetContext();
+        String defaultImsMmtelPackage = getResourcesForLocale(realContext, Locale.US).getString(
+                R.string.config_ims_mmtel_package);
+        String defaultImsMmtelPackageUk = getResourcesForLocale(realContext, Locale.UK).getString(
+                R.string.config_ims_mmtel_package);
+        assertEquals("locales changed IMS package configuration!", defaultImsMmtelPackage,
+                defaultImsMmtelPackageUk);
+    }
+
+    private Resources getResourcesForLocale(Context context, Locale locale) {
+        Configuration config = new Configuration();
+        config.setToDefaults();
+        config.setLocale(locale);
+        Context localeContext = context.createConfigurationContext(config);
+        return localeContext.getResources();
+    }
+}
diff --git a/tests/src/com/android/phone/ServiceStateProviderTest.java b/tests/src/com/android/phone/ServiceStateProviderTest.java
new file mode 100644
index 0000000..574c0c9
--- /dev/null
+++ b/tests/src/com/android/phone/ServiceStateProviderTest.java
@@ -0,0 +1,307 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.phone;
+
+import static android.provider.Telephony.ServiceStateTable;
+import static android.provider.Telephony.ServiceStateTable.getUriForSubscriptionId;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
+
+import android.content.Context;
+import android.content.pm.ProviderInfo;
+import android.database.ContentObserver;
+import android.database.Cursor;
+import android.net.Uri;
+import android.telephony.ServiceState;
+import android.telephony.SubscriptionManager;
+import android.test.mock.MockContentResolver;
+import android.test.suitebuilder.annotation.SmallTest;
+
+import org.junit.Before;
+import org.junit.Test;
+
+/**
+ * Tests for simple queries of ServiceStateProvider.
+ *
+ * Build, install and run the tests by running the commands below:
+ *     runtest --path <dir or file>
+ *     runtest --path <dir or file> --test-method <testMethodName>
+ *     e.g.)
+ *         runtest --path tests/src/com/android/phone/ServiceStateProviderTest.java \
+ *                 --test-method testGetServiceState
+ */
+public class ServiceStateProviderTest {
+    private static final String TAG = "ServiceStateProviderTest";
+
+    private Context mContext;
+    private MockContentResolver mContentResolver;
+    private ServiceState mTestServiceState;
+    private ServiceState mTestServiceStateForSubId1;
+
+    private final String[] mTestProjection =
+    {
+        ServiceStateTable.VOICE_REG_STATE,
+        ServiceStateTable.DATA_REG_STATE,
+        ServiceStateTable.VOICE_OPERATOR_ALPHA_LONG,
+        ServiceStateTable.VOICE_OPERATOR_ALPHA_SHORT,
+        ServiceStateTable.VOICE_OPERATOR_NUMERIC,
+        ServiceStateTable.DATA_OPERATOR_ALPHA_LONG,
+        ServiceStateTable.DATA_OPERATOR_ALPHA_SHORT,
+        ServiceStateTable.DATA_OPERATOR_NUMERIC,
+        ServiceStateTable.IS_MANUAL_NETWORK_SELECTION,
+        ServiceStateTable.RIL_VOICE_RADIO_TECHNOLOGY,
+        ServiceStateTable.RIL_DATA_RADIO_TECHNOLOGY,
+        ServiceStateTable.CSS_INDICATOR,
+        ServiceStateTable.NETWORK_ID,
+        ServiceStateTable.SYSTEM_ID,
+        ServiceStateTable.CDMA_ROAMING_INDICATOR,
+        ServiceStateTable.CDMA_DEFAULT_ROAMING_INDICATOR,
+        ServiceStateTable.CDMA_ERI_ICON_INDEX,
+        ServiceStateTable.CDMA_ERI_ICON_MODE,
+        ServiceStateTable.IS_EMERGENCY_ONLY,
+        ServiceStateTable.IS_USING_CARRIER_AGGREGATION,
+        ServiceStateTable.OPERATOR_ALPHA_LONG_RAW,
+        ServiceStateTable.OPERATOR_ALPHA_SHORT_RAW,
+    };
+
+    @Before
+    public void setUp() throws Exception {
+        mContext = mock(Context.class);
+        mContentResolver = new MockContentResolver() {
+            @Override
+            public void notifyChange(Uri uri, ContentObserver observer, boolean syncToNetwork) {
+                throw new RuntimeException("notifyChange!");
+            }
+        };
+        doReturn(mContentResolver).when(mContext).getContentResolver();
+
+        mTestServiceState = new ServiceState();
+        mTestServiceState.setStateOutOfService();
+        mTestServiceStateForSubId1 = new ServiceState();
+        mTestServiceStateForSubId1.setStateOff();
+
+        // Mock out the actual phone state
+        ServiceStateProvider provider = new ServiceStateProvider() {
+            @Override
+            public ServiceState getServiceState(int subId) {
+                if (subId == 1) {
+                    return mTestServiceStateForSubId1;
+                } else {
+                    return mTestServiceState;
+                }
+            }
+
+            @Override
+            public int getDefaultSubId() {
+                return 0;
+            }
+        };
+        ProviderInfo providerInfo = new ProviderInfo();
+        providerInfo.authority = "service-state";
+        provider.attachInfoForTesting(mContext, providerInfo);
+        mContentResolver.addProvider("service-state", provider);
+    }
+
+    @Test
+    @SmallTest
+    public void testQueryServiceStateWithNoSubId() {
+        // Verify that when calling query with no subId in the uri the default ServiceState is
+        // returned.
+        // In this case the subId is set to 0 and the expected service state is
+        // mTestServiceState.
+        verifyServiceStateForSubId(ServiceStateTable.CONTENT_URI, mTestServiceState);
+    }
+
+    @Test
+    @SmallTest
+    public void testGetServiceStateWithDefaultSubId() {
+        // Verify that when calling with the DEFAULT_SUBSCRIPTION_ID the correct ServiceState is
+        // returned
+        // In this case the subId is set to 0 and the expected service state is
+        // mTestServiceState.
+        verifyServiceStateForSubId(
+                getUriForSubscriptionId(SubscriptionManager.DEFAULT_SUBSCRIPTION_ID),
+                mTestServiceState);
+    }
+
+    /**
+     * Test querying the service state for a given subId
+     */
+    @Test
+    @SmallTest
+    public void testGetServiceStateForSubId() {
+        // Verify that when calling with a specific subId the correct ServiceState is returned
+        // In this case the subId is set to 1 and the expected service state is
+        // mTestServiceStateForSubId1
+        verifyServiceStateForSubId(getUriForSubscriptionId(1), mTestServiceStateForSubId1);
+    }
+
+    private void verifyServiceStateForSubId(Uri uri, ServiceState ss) {
+        Cursor cursor = mContentResolver.query(uri, mTestProjection, "",
+                null, null);
+        assertNotNull(cursor);
+        cursor.moveToFirst();
+
+        final int voiceRegState = ss.getState();
+        final int dataRegState = ss.getDataRegistrationState();
+        final String voiceOperatorAlphaLong = ss.getOperatorAlphaLong();
+        final String voiceOperatorAlphaShort = ss.getOperatorAlphaShort();
+        final String voiceOperatorNumeric = ss.getOperatorNumeric();
+        final String dataOperatorAlphaLong = ss.getOperatorAlphaLong();
+        final String dataOperatorAlphaShort = ss.getOperatorAlphaShort();
+        final String dataOperatorNumeric = ss.getOperatorNumeric();
+        final int isManualNetworkSelection = (ss.getIsManualSelection()) ? 1 : 0;
+        final int rilVoiceRadioTechnology = ss.getRilVoiceRadioTechnology();
+        final int rilDataRadioTechnology = ss.getRilDataRadioTechnology();
+        final int cssIndicator = ss.getCssIndicator();
+        final int networkId = ss.getCdmaNetworkId();
+        final int systemId = ss.getCdmaSystemId();
+        final int cdmaRoamingIndicator = ss.getCdmaRoamingIndicator();
+        final int cdmaDefaultRoamingIndicator = ss.getCdmaDefaultRoamingIndicator();
+        final int cdmaEriIconIndex = ss.getCdmaEriIconIndex();
+        final int cdmaEriIconMode = ss.getCdmaEriIconMode();
+        final int isEmergencyOnly = (ss.isEmergencyOnly()) ? 1 : 0;
+        final int isUsingCarrierAggregation = (ss.isUsingCarrierAggregation()) ? 1 : 0;
+        final String operatorAlphaLongRaw = ss.getOperatorAlphaLongRaw();
+        final String operatorAlphaShortRaw = ss.getOperatorAlphaShortRaw();
+
+        assertEquals(voiceRegState, cursor.getInt(0));
+        assertEquals(dataRegState, cursor.getInt(1));
+        assertEquals(voiceOperatorAlphaLong, cursor.getString(2));
+        assertEquals(voiceOperatorAlphaShort, cursor.getString(3));
+        assertEquals(voiceOperatorNumeric, cursor.getString(4));
+        assertEquals(dataOperatorAlphaLong, cursor.getString(5));
+        assertEquals(dataOperatorAlphaShort, cursor.getString(6));
+        assertEquals(dataOperatorNumeric, cursor.getString(7));
+        assertEquals(isManualNetworkSelection, cursor.getInt(8));
+        assertEquals(rilVoiceRadioTechnology, cursor.getInt(9));
+        assertEquals(rilDataRadioTechnology, cursor.getInt(10));
+        assertEquals(cssIndicator, cursor.getInt(11));
+        assertEquals(networkId, cursor.getInt(12));
+        assertEquals(systemId, cursor.getInt(13));
+        assertEquals(cdmaRoamingIndicator, cursor.getInt(14));
+        assertEquals(cdmaDefaultRoamingIndicator, cursor.getInt(15));
+        assertEquals(cdmaEriIconIndex, cursor.getInt(16));
+        assertEquals(cdmaEriIconMode, cursor.getInt(17));
+        assertEquals(isEmergencyOnly, cursor.getInt(18));
+        assertEquals(isUsingCarrierAggregation, cursor.getInt(19));
+        assertEquals(operatorAlphaLongRaw, cursor.getString(20));
+        assertEquals(operatorAlphaShortRaw, cursor.getString(21));
+    }
+
+    /**
+     * Test that we don't notify for certain field changes. (e.g. we don't notify when the NetworkId
+     * or SystemId change) This is an intentional behavior change from the broadcast.
+     */
+    @Test
+    @SmallTest
+    public void testNoNotify() {
+        int subId = 0;
+
+        ServiceState oldSS = new ServiceState();
+        oldSS.setStateOutOfService();
+        oldSS.setCdmaSystemAndNetworkId(1, 1);
+
+        ServiceState newSS = new ServiceState();
+        newSS.setStateOutOfService();
+        newSS.setCdmaSystemAndNetworkId(0, 0);
+
+        // Test that notifyChange is not called for these fields
+        boolean notifyChangeWasCalled = false;
+        try {
+            ServiceStateProvider.notifyChangeForSubIdAndField(mContext, oldSS, newSS, subId);
+        } catch (RuntimeException e) {
+            final String message = e.getMessage();
+            if (message != null &&  message.equals("notifyChange!")) {
+                notifyChangeWasCalled = true;
+            }
+        }
+        assertFalse(notifyChangeWasCalled);
+    }
+
+    @Test
+    @SmallTest
+    public void testNotifyChanged() {
+        int subId = 0;
+
+        ServiceState oldSS = new ServiceState();
+        oldSS.setStateOutOfService();
+        oldSS.setVoiceRegState(ServiceState.STATE_OUT_OF_SERVICE);
+
+        ServiceState copyOfOldSS = new ServiceState();
+        copyOfOldSS.setStateOutOfService();
+        copyOfOldSS.setVoiceRegState(ServiceState.STATE_OUT_OF_SERVICE);
+
+        ServiceState newSS = new ServiceState();
+        newSS.setStateOutOfService();
+        newSS.setVoiceRegState(ServiceState.STATE_POWER_OFF);
+
+        // Test that notifyChange is not called with no change in notifyChangeForSubIdAndField
+        boolean notifyChangeWasCalled = false;
+        try {
+            ServiceStateProvider.notifyChangeForSubIdAndField(mContext, oldSS, copyOfOldSS, subId);
+        } catch (RuntimeException e) {
+            final String message = e.getMessage();
+            if (message != null &&  message.equals("notifyChange!")) {
+                notifyChangeWasCalled = true;
+            }
+        }
+        assertFalse(notifyChangeWasCalled);
+
+        // Test that notifyChange is not called with no change in notifyChangeForSubId
+        notifyChangeWasCalled = false;
+        try {
+            ServiceStateProvider.notifyChangeForSubId(mContext, oldSS, copyOfOldSS, subId);
+        } catch (RuntimeException e) {
+            final String message = e.getMessage();
+            if (message != null &&  message.equals("notifyChange!")) {
+                notifyChangeWasCalled = true;
+            }
+        }
+        assertFalse(notifyChangeWasCalled);
+
+        // Test that notifyChange is called by notifyChangeForSubIdAndField when the voice_reg_state
+        // changes
+        notifyChangeWasCalled = false;
+        try {
+            ServiceStateProvider.notifyChangeForSubIdAndField(mContext, oldSS, newSS, subId);
+        } catch (RuntimeException e) {
+            final String message = e.getMessage();
+            if (message != null &&  message.equals("notifyChange!")) {
+                notifyChangeWasCalled = true;
+            }
+        }
+        assertTrue(notifyChangeWasCalled);
+
+        // Test that notifyChange is called by notifyChangeForSubId when the voice_reg_state changes
+        notifyChangeWasCalled = false;
+        try {
+            ServiceStateProvider.notifyChangeForSubId(mContext, oldSS, newSS, subId);
+        } catch (RuntimeException e) {
+            final String message = e.getMessage();
+            if (message != null &&  message.equals("notifyChange!")) {
+                notifyChangeWasCalled = true;
+            }
+        }
+        assertTrue(notifyChangeWasCalled);
+    }
+}